Finding the Fourth Proportional to 7,607.31, 10,505.27 and 7,193.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,607.31 : 10,505.27 = 7,193.15 : x
2. Step 2: Convert to fraction form
   7,607.31/10,505.27 = 7,193.15/x
3. Step 3: Cross multiply
   7,607.31x = 10,505.27 × 7,193.15
4. Step 4: Simplify right side
   7,607.31x = 75,565,982.90
5. Step 5: Solve for x
   x = 75,565,982.90/7,607.31
6. Step 6: Final answer
   x = 9,933.34