Finding the Fourth Proportional to 25,116.77, 34,661.58 and 13,787.33

Step by Step Solution

1. Step 1: Write the proportion equation
   25,116.77 : 34,661.58 = 13,787.33 : x
2. Step 2: Convert to fraction form
   25,116.77/34,661.58 = 13,787.33/x
3. Step 3: Cross multiply
   25,116.77x = 34,661.58 × 13,787.33
4. Step 4: Simplify right side
   25,116.77x = 477,890,641.78
5. Step 5: Solve for x
   x = 477,890,641.78/25,116.77
6. Step 6: Final answer
   x = 19,026.76