Finding the Fourth Proportional to 10,077.48, 15,119.58 and 3,505.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,077.48 : 15,119.58 = 3,505.32 : x
2. Step 2: Convert to fraction form
   10,077.48/15,119.58 = 3,505.32/x
3. Step 3: Cross multiply
   10,077.48x = 15,119.58 × 3,505.32
4. Step 4: Simplify right side
   10,077.48x = 52,998,966.17
5. Step 5: Solve for x
   x = 52,998,966.17/10,077.48
6. Step 6: Final answer
   x = 5,259.15