Finding the Fourth Proportional to 52,340.52, 72,231.28 and 28,468.60

Step by Step Solution

1. Step 1: Write the proportion equation
   52,340.52 : 72,231.28 = 28,468.60 : x
2. Step 2: Convert to fraction form
   52,340.52/72,231.28 = 28,468.60/x
3. Step 3: Cross multiply
   52,340.52x = 72,231.28 × 28,468.60
4. Step 4: Simplify right side
   52,340.52x = 2,056,323,417.81
5. Step 5: Solve for x
   x = 2,056,323,417.81/52,340.52
6. Step 6: Final answer
   x = 39,287.41