Finding the Fourth Proportional to 16,787.31, 25,182.39 and 5,100.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,787.31 : 25,182.39 = 5,100.63 : x
2. Step 2: Convert to fraction form
   16,787.31/25,182.39 = 5,100.63/x
3. Step 3: Cross multiply
   16,787.31x = 25,182.39 × 5,100.63
4. Step 4: Simplify right side
   16,787.31x = 128,446,053.91
5. Step 5: Solve for x
   x = 128,446,053.91/16,787.31
6. Step 6: Final answer
   x = 7,651.38