Finding the Fourth Proportional to 13,787.06, 19,025.58 and 7,499.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,787.06 : 19,025.58 = 7,499.42 : x
2. Step 2: Convert to fraction form
   13,787.06/19,025.58 = 7,499.42/x
3. Step 3: Cross multiply
   13,787.06x = 19,025.58 × 7,499.42
4. Step 4: Simplify right side
   13,787.06x = 142,680,815.16
5. Step 5: Solve for x
   x = 142,680,815.16/13,787.06
6. Step 6: Final answer
   x = 10,348.89