Finding the Fourth Proportional to 52,200.18, 78,310.05 and 17,141.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,200.18 : 78,310.05 = 17,141.82 : x
2. Step 2: Convert to fraction form
   52,200.18/78,310.05 = 17,141.82/x
3. Step 3: Cross multiply
   52,200.18x = 78,310.05 × 17,141.82
4. Step 4: Simplify right side
   52,200.18x = 1,342,376,781.29
5. Step 5: Solve for x
   x = 1,342,376,781.29/52,200.18
6. Step 6: Final answer
   x = 25,715.94