Finding the Fourth Proportional to 10,036.31, 13,849.97 and 5,787.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,036.31 : 13,849.97 = 5,787.38 : x
2. Step 2: Convert to fraction form
   10,036.31/13,849.97 = 5,787.38/x
3. Step 3: Cross multiply
   10,036.31x = 13,849.97 × 5,787.38
4. Step 4: Simplify right side
   10,036.31x = 80,154,941.19
5. Step 5: Solve for x
   x = 80,154,941.19/10,036.31
6. Step 6: Final answer
   x = 7,986.50