Finding the Fourth Proportional to 42,778.02, 59,028.50 and 23,655.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,778.02 : 59,028.50 = 23,655.18 : x
2. Step 2: Convert to fraction form
   42,778.02/59,028.50 = 23,655.18/x
3. Step 3: Cross multiply
   42,778.02x = 59,028.50 × 23,655.18
4. Step 4: Simplify right side
   42,778.02x = 1,396,329,792.63
5. Step 5: Solve for x
   x = 1,396,329,792.63/42,778.02
6. Step 6: Final answer
   x = 32,641.29