Finding the Fourth Proportional to 42,128.16, 58,136.81 and 23,265.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,128.16 : 58,136.81 = 23,265.24 : x
2. Step 2: Convert to fraction form
   42,128.16/58,136.81 = 23,265.24/x
3. Step 3: Cross multiply
   42,128.16x = 58,136.81 × 23,265.24
4. Step 4: Simplify right side
   42,128.16x = 1,352,566,546.80
5. Step 5: Solve for x
   x = 1,352,566,546.80/42,128.16
6. Step 6: Final answer
   x = 32,106.00