Finding the Fourth Proportional to 22,571.71, 31,152.60 and 14,637.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,571.71 : 31,152.60 = 14,637.00 : x
2. Step 2: Convert to fraction form
   22,571.71/31,152.60 = 14,637.00/x
3. Step 3: Cross multiply
   22,571.71x = 31,152.60 × 14,637.00
4. Step 4: Simplify right side
   22,571.71x = 455,980,723.02
5. Step 5: Solve for x
   x = 455,980,723.02/22,571.71
6. Step 6: Final answer
   x = 20,201.42