Finding the Fourth Proportional to 52,229.10, 78,357.15 and 22,640.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,229.10 : 78,357.15 = 22,640.10 : x
2. Step 2: Convert to fraction form
   52,229.10/78,357.15 = 22,640.10/x
3. Step 3: Cross multiply
   52,229.10x = 78,357.15 × 22,640.10
4. Step 4: Simplify right side
   52,229.10x = 1,774,013,711.72
5. Step 5: Solve for x
   x = 1,774,013,711.72/52,229.10
6. Step 6: Final answer
   x = 33,966.00