Finding the Fourth Proportional to 10,148.38, 14,004.68 and 5,672.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,148.38 : 14,004.68 = 5,672.32 : x
2. Step 2: Convert to fraction form
   10,148.38/14,004.68 = 5,672.32/x
3. Step 3: Cross multiply
   10,148.38x = 14,004.68 × 5,672.32
4. Step 4: Simplify right side
   10,148.38x = 79,438,928.07
5. Step 5: Solve for x
   x = 79,438,928.07/10,148.38
6. Step 6: Final answer
   x = 7,827.75