Finding the Fourth Proportional to 140,090,512,645.24, 210,092,308,443.96 and 50,541,864,862.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,090,512,645.24 : 210,092,308,443.96 = 50,541,864,862.12 : x
2. Step 2: Convert to fraction form
   140,090,512,645.24/210,092,308,443.96 = 50,541,864,862.12/x
3. Step 3: Cross multiply
   140,090,512,645.24x = 210,092,308,443.96 × 50,541,864,862.12
4. Step 4: Simplify right side
   140,090,512,645.24x = 10,618,457,061,945,459,605,504
5. Step 5: Solve for x
   x = 10,618,457,061,945,459,605,504/140,090,512,645.24
6. Step 6: Final answer
   x = 75,797,117,602.36