Finding the Fourth Proportional to 22,400.01, 30,892.55 and 14,439.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,400.01 : 30,892.55 = 14,439.69 : x
2. Step 2: Convert to fraction form
   22,400.01/30,892.55 = 14,439.69/x
3. Step 3: Cross multiply
   22,400.01x = 30,892.55 × 14,439.69
4. Step 4: Simplify right side
   22,400.01x = 446,078,773.11
5. Step 5: Solve for x
   x = 446,078,773.11/22,400.01
6. Step 6: Final answer
   x = 19,914.22