Finding the Fourth Proportional to 9,969.78, 14,935.15 and 7,332.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,969.78 : 14,935.15 = 7,332.50 : x
2. Step 2: Convert to fraction form
   9,969.78/14,935.15 = 7,332.50/x
3. Step 3: Cross multiply
   9,969.78x = 14,935.15 × 7,332.50
4. Step 4: Simplify right side
   9,969.78x = 109,511,987.38
5. Step 5: Solve for x
   x = 109,511,987.38/9,969.78
6. Step 6: Final answer
   x = 10,984.39