Finding the Fourth Proportional to 72,354,394.50, 99,837,824.43 and 42,984,972.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,354,394.50 : 99,837,824.43 = 42,984,972.24 : x
2. Step 2: Convert to fraction form
   72,354,394.50/99,837,824.43 = 42,984,972.24/x
3. Step 3: Cross multiply
   72,354,394.50x = 99,837,824.43 × 42,984,972.24
4. Step 4: Simplify right side
   72,354,394.50x = 4,291,526,111,625,544.50
5. Step 5: Solve for x
   x = 4,291,526,111,625,544.50/72,354,394.50
6. Step 6: Final answer
   x = 59,312,584.14