Finding the Fourth Proportional to 42,542,421.98, 63,829,715.61 and 16,653,225.81

Step by Step Solution

1. Step 1: Write the proportion equation
   42,542,421.98 : 63,829,715.61 = 16,653,225.81 : x
2. Step 2: Convert to fraction form
   42,542,421.98/63,829,715.61 = 16,653,225.81/x
3. Step 3: Cross multiply
   42,542,421.98x = 63,829,715.61 × 16,653,225.81
4. Step 4: Simplify right side
   42,542,421.98x = 1,062,970,667,441,411.88
5. Step 5: Solve for x
   x = 1,062,970,667,441,411.88/42,542,421.98
6. Step 6: Final answer
   x = 24,986,134.27