Finding the Fourth Proportional to 42,648.32, 58,857.60 and 23,785.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,648.32 : 58,857.60 = 23,785.28 : x
2. Step 2: Convert to fraction form
   42,648.32/58,857.60 = 23,785.28/x
3. Step 3: Cross multiply
   42,648.32x = 58,857.60 × 23,785.28
4. Step 4: Simplify right side
   42,648.32x = 1,399,944,496.13
5. Step 5: Solve for x
   x = 1,399,944,496.13/42,648.32
6. Step 6: Final answer
   x = 32,825.31