Finding the Fourth Proportional to 10,077.01, 15,115.55 and 3,503.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,077.01 : 15,115.55 = 3,503.25 : x
2. Step 2: Convert to fraction form
   10,077.01/15,115.55 = 3,503.25/x
3. Step 3: Cross multiply
   10,077.01x = 15,115.55 × 3,503.25
4. Step 4: Simplify right side
   10,077.01x = 52,953,550.54
5. Step 5: Solve for x
   x = 52,953,550.54/10,077.01
6. Step 6: Final answer
   x = 5,254.89