Finding the Fourth Proportional to 1,220,141,133.50, 1,683,978,820.34 and 744,107,673.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,220,141,133.50 : 1,683,978,820.34 = 744,107,673.94 : x
2. Step 2: Convert to fraction form
   1,220,141,133.50/1,683,978,820.34 = 744,107,673.94/x
3. Step 3: Cross multiply
   1,220,141,133.50x = 1,683,978,820.34 × 744,107,673.94
4. Step 4: Simplify right side
   1,220,141,133.50x = 1,253,061,562,959,492,096
5. Step 5: Solve for x
   x = 1,253,061,562,959,492,096/1,220,141,133.50
6. Step 6: Final answer
   x = 1,026,980,837.35