Finding the Fourth Proportional to 22,070.79, 30,470.24 and 14,539.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,070.79 : 30,470.24 = 14,539.01 : x
2. Step 2: Convert to fraction form
   22,070.79/30,470.24 = 14,539.01/x
3. Step 3: Cross multiply
   22,070.79x = 30,470.24 × 14,539.01
4. Step 4: Simplify right side
   22,070.79x = 443,007,008.06
5. Step 5: Solve for x
   x = 443,007,008.06/22,070.79
6. Step 6: Final answer
   x = 20,072.10