Finding the Fourth Proportional to 131,482,262.76, 181,450,863.59 and 72,743,971.22

Step by Step Solution

1. Step 1: Write the proportion equation
   131,482,262.76 : 181,450,863.59 = 72,743,971.22 : x
2. Step 2: Convert to fraction form
   131,482,262.76/181,450,863.59 = 72,743,971.22/x
3. Step 3: Cross multiply
   131,482,262.76x = 181,450,863.59 × 72,743,971.22
4. Step 4: Simplify right side
   131,482,262.76x = 13,199,456,398,857,806
5. Step 5: Solve for x
   x = 13,199,456,398,857,806/131,482,262.76
6. Step 6: Final answer
   x = 100,389,635.24