Finding the Fourth Proportional to 9,035.23, 12,468.61 and 5,057.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,035.23 : 12,468.61 = 5,057.11 : x
2. Step 2: Convert to fraction form
   9,035.23/12,468.61 = 5,057.11/x
3. Step 3: Cross multiply
   9,035.23x = 12,468.61 × 5,057.11
4. Step 4: Simplify right side
   9,035.23x = 63,055,084.09
5. Step 5: Solve for x
   x = 63,055,084.09/9,035.23
6. Step 6: Final answer
   x = 6,978.80