Finding the Fourth Proportional to 10,145.04, 14,018.04 and 7,807.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,145.04 : 14,018.04 = 7,807.38 : x
2. Step 2: Convert to fraction form
   10,145.04/14,018.04 = 7,807.38/x
3. Step 3: Cross multiply
   10,145.04x = 14,018.04 × 7,807.38
4. Step 4: Simplify right side
   10,145.04x = 109,444,165.14
5. Step 5: Solve for x
   x = 109,444,165.14/10,145.04
6. Step 6: Final answer
   x = 10,787.95