Finding the Fourth Proportional to 25,333.10, 34,959.71 and 15,261.96

Step by Step Solution

1. Step 1: Write the proportion equation
   25,333.10 : 34,959.71 = 15,261.96 : x
2. Step 2: Convert to fraction form
   25,333.10/34,959.71 = 15,261.96/x
3. Step 3: Cross multiply
   25,333.10x = 34,959.71 × 15,261.96
4. Step 4: Simplify right side
   25,333.10x = 533,553,619.32
5. Step 5: Solve for x
   x = 533,553,619.32/25,333.10
6. Step 6: Final answer
   x = 21,061.53