Finding the Fourth Proportional to 52,406,626.59, 72,320,175.88 and 28,564,459.25

Step by Step Solution

1. Step 1: Write the proportion equation
   52,406,626.59 : 72,320,175.88 = 28,564,459.25 : x
2. Step 2: Convert to fraction form
   52,406,626.59/72,320,175.88 = 28,564,459.25/x
3. Step 3: Cross multiply
   52,406,626.59x = 72,320,175.88 × 28,564,459.25
4. Step 4: Simplify right side
   52,406,626.59x = 2,065,786,716,444,080.75
5. Step 5: Solve for x
   x = 2,065,786,716,444,080.75/52,406,626.59
6. Step 6: Final answer
   x = 39,418,425.70