Finding the Fourth Proportional to 22,485,773.77, 31,030,466.83 and 12,172,496.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,485,773.77 : 31,030,466.83 = 12,172,496.86 : x
2. Step 2: Convert to fraction form
   22,485,773.77/31,030,466.83 = 12,172,496.86/x
3. Step 3: Cross multiply
   22,485,773.77x = 31,030,466.83 × 12,172,496.86
4. Step 4: Simplify right side
   22,485,773.77x = 377,718,260,216,593.94
5. Step 5: Solve for x
   x = 377,718,260,216,593.94/22,485,773.77
6. Step 6: Final answer
   x = 16,798,099.28