Finding the Fourth Proportional to 52,264.71, 72,122.63 and 28,391.33

Step by Step Solution

1. Step 1: Write the proportion equation
   52,264.71 : 72,122.63 = 28,391.33 : x
2. Step 2: Convert to fraction form
   52,264.71/72,122.63 = 28,391.33/x
3. Step 3: Cross multiply
   52,264.71x = 72,122.63 × 28,391.33
4. Step 4: Simplify right side
   52,264.71x = 2,047,657,427.15
5. Step 5: Solve for x
   x = 2,047,657,427.15/52,264.71
6. Step 6: Final answer
   x = 39,178.59