Finding the Fourth Proportional to 10,377.07, 14,320.35 and 5,661.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,377.07 : 14,320.35 = 5,661.34 : x
2. Step 2: Convert to fraction form
   10,377.07/14,320.35 = 5,661.34/x
3. Step 3: Cross multiply
   10,377.07x = 14,320.35 × 5,661.34
4. Step 4: Simplify right side
   10,377.07x = 81,072,370.27
5. Step 5: Solve for x
   x = 81,072,370.27/10,377.07
6. Step 6: Final answer
   x = 7,812.65