Finding the Fourth Proportional to 59,223.60, 81,688.50 and 38,028.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,223.60 : 81,688.50 = 38,028.60 : x
2. Step 2: Convert to fraction form
   59,223.60/81,688.50 = 38,028.60/x
3. Step 3: Cross multiply
   59,223.60x = 81,688.50 × 38,028.60
4. Step 4: Simplify right side
   59,223.60x = 3,106,499,291.10
5. Step 5: Solve for x
   x = 3,106,499,291.10/59,223.60
6. Step 6: Final answer
   x = 52,453.74