Finding the Fourth Proportional to 10,687.38, 14,748.54 and 5,907.66

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687.38 : 14,748.54 = 5,907.66 : x
2. Step 2: Convert to fraction form
   10,687.38/14,748.54 = 5,907.66/x
3. Step 3: Cross multiply
   10,687.38x = 14,748.54 × 5,907.66
4. Step 4: Simplify right side
   10,687.38x = 87,129,359.82
5. Step 5: Solve for x
   x = 87,129,359.82/10,687.38
6. Step 6: Final answer
   x = 8,152.55