Finding the Fourth Proportional to 124,748,839.50, 172,084,290.50 and 72,532,104.04

Step by Step Solution

1. Step 1: Write the proportion equation
   124,748,839.50 : 172,084,290.50 = 72,532,104.04 : x
2. Step 2: Convert to fraction form
   124,748,839.50/172,084,290.50 = 72,532,104.04/x
3. Step 3: Cross multiply
   124,748,839.50x = 172,084,290.50 × 72,532,104.04
4. Step 4: Simplify right side
   124,748,839.50x = 12,481,635,662,195,584
5. Step 5: Solve for x
   x = 12,481,635,662,195,584/124,748,839.50
6. Step 6: Final answer
   x = 100,054,122.44