Finding the Fourth Proportional to 10,377.64, 14,320.76 and 5,661.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,377.64 : 14,320.76 = 5,661.82 : x
2. Step 2: Convert to fraction form
   10,377.64/14,320.76 = 5,661.82/x
3. Step 3: Cross multiply
   10,377.64x = 14,320.76 × 5,661.82
4. Step 4: Simplify right side
   10,377.64x = 81,081,565.38
5. Step 5: Solve for x
   x = 81,081,565.38/10,377.64
6. Step 6: Final answer
   x = 7,813.10