Finding the Fourth Proportional to 10,605.32, 14,635.86 and 7,948.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,605.32 : 14,635.86 = 7,948.52 : x
2. Step 2: Convert to fraction form
   10,605.32/14,635.86 = 7,948.52/x
3. Step 3: Cross multiply
   10,605.32x = 14,635.86 × 7,948.52
4. Step 4: Simplify right side
   10,605.32x = 116,333,425.93
5. Step 5: Solve for x
   x = 116,333,425.93/10,605.32
6. Step 6: Final answer
   x = 10,969.35