Finding the Fourth Proportional to 10,631.30, 14,670.23 and 6,155.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,631.30 : 14,670.23 = 6,155.35 : x
2. Step 2: Convert to fraction form
   10,631.30/14,670.23 = 6,155.35/x
3. Step 3: Cross multiply
   10,631.30x = 14,670.23 × 6,155.35
4. Step 4: Simplify right side
   10,631.30x = 90,300,398.47
5. Step 5: Solve for x
   x = 90,300,398.47/10,631.30
6. Step 6: Final answer
   x = 8,493.83