Finding the Fourth Proportional to 10,969.08, 15,133.50 and 7,611

Step by Step Solution

1. Step 1: Write the proportion equation
   10,969.08 : 15,133.50 = 7,611 : x
2. Step 2: Convert to fraction form
   10,969.08/15,133.50 = 7,611/x
3. Step 3: Cross multiply
   10,969.08x = 15,133.50 × 7,611
4. Step 4: Simplify right side
   10,969.08x = 115,181,068.50
5. Step 5: Solve for x
   x = 115,181,068.50/10,969.08
6. Step 6: Final answer
   x = 10,500.52