Finding the Fourth Proportional to 22,898.09, 31,581.60 and 15,342.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,898.09 : 31,581.60 = 15,342.01 : x
2. Step 2: Convert to fraction form
   22,898.09/31,581.60 = 15,342.01/x
3. Step 3: Cross multiply
   22,898.09x = 31,581.60 × 15,342.01
4. Step 4: Simplify right side
   22,898.09x = 484,525,086.53
5. Step 5: Solve for x
   x = 484,525,086.53/22,898.09
6. Step 6: Final answer
   x = 21,160.06