Finding the Fourth Proportional to 22,485.71, 33,561.81 and 19,470.29

Step by Step Solution

1. Step 1: Write the proportion equation
   22,485.71 : 33,561.81 = 19,470.29 : x
2. Step 2: Convert to fraction form
   22,485.71/33,561.81 = 19,470.29/x
3. Step 3: Cross multiply
   22,485.71x = 33,561.81 × 19,470.29
4. Step 4: Simplify right side
   22,485.71x = 653,458,005.82
5. Step 5: Solve for x
   x = 653,458,005.82/22,485.71
6. Step 6: Final answer
   x = 29,061.03