Finding the Fourth Proportional to 21,464,839.52, 29,618,787.32 and 14,510,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,464,839.52 : 29,618,787.32 = 14,510,648.50 : x
2. Step 2: Convert to fraction form
   21,464,839.52/29,618,787.32 = 14,510,648.50/x
3. Step 3: Cross multiply
   21,464,839.52x = 29,618,787.32 × 14,510,648.50
4. Step 4: Simplify right side
   21,464,839.52x = 429,787,811,796,777
5. Step 5: Solve for x
   x = 429,787,811,796,777/21,464,839.52
6. Step 6: Final answer
   x = 20,022,875.61