Finding the Fourth Proportional to 151,493.78, 209,052.03 and 83,507.24

Step by Step Solution

1. Step 1: Write the proportion equation
   151,493.78 : 209,052.03 = 83,507.24 : x
2. Step 2: Convert to fraction form
   151,493.78/209,052.03 = 83,507.24/x
3. Step 3: Cross multiply
   151,493.78x = 209,052.03 × 83,507.24
4. Step 4: Simplify right side
   151,493.78x = 17,457,358,564.33
5. Step 5: Solve for x
   x = 17,457,358,564.33/151,493.78
6. Step 6: Final answer
   x = 115,234.82