Finding the Fourth Proportional to 25,085.31, 34,641.15 and 16,148.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,085.31 : 34,641.15 = 16,148.34 : x
2. Step 2: Convert to fraction form
   25,085.31/34,641.15 = 16,148.34/x
3. Step 3: Cross multiply
   25,085.31x = 34,641.15 × 16,148.34
4. Step 4: Simplify right side
   25,085.31x = 559,397,068.19
5. Step 5: Solve for x
   x = 559,397,068.19/25,085.31
6. Step 6: Final answer
   x = 22,299.79