Finding the Fourth Proportional to 42,601.32, 58,789.03 and 23,220.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,601.32 : 58,789.03 = 23,220.40 : x
2. Step 2: Convert to fraction form
   42,601.32/58,789.03 = 23,220.40/x
3. Step 3: Cross multiply
   42,601.32x = 58,789.03 × 23,220.40
4. Step 4: Simplify right side
   42,601.32x = 1,365,104,792.21
5. Step 5: Solve for x
   x = 1,365,104,792.21/42,601.32
6. Step 6: Final answer
   x = 32,043.72