Finding the Fourth Proportional to 10,147.58, 14,012.58 and 6,377.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,147.58 : 14,012.58 = 6,377.30 : x
2. Step 2: Convert to fraction form
   10,147.58/14,012.58 = 6,377.30/x
3. Step 3: Cross multiply
   10,147.58x = 14,012.58 × 6,377.30
4. Step 4: Simplify right side
   10,147.58x = 89,362,426.43
5. Step 5: Solve for x
   x = 89,362,426.43/10,147.58
6. Step 6: Final answer
   x = 8,806.28