Finding the Fourth Proportional to 10,699.32, 14,755.42 and 7,167.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,699.32 : 14,755.42 = 7,167.30 : x
2. Step 2: Convert to fraction form
   10,699.32/14,755.42 = 7,167.30/x
3. Step 3: Cross multiply
   10,699.32x = 14,755.42 × 7,167.30
4. Step 4: Simplify right side
   10,699.32x = 105,756,521.77
5. Step 5: Solve for x
   x = 105,756,521.77/10,699.32
6. Step 6: Final answer
   x = 9,884.42