Finding the Fourth Proportional to 10,401.86, 15,603.27 and 2,610.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,401.86 : 15,603.27 = 2,610.74 : x
2. Step 2: Convert to fraction form
   10,401.86/15,603.27 = 2,610.74/x
3. Step 3: Cross multiply
   10,401.86x = 15,603.27 × 2,610.74
4. Step 4: Simplify right side
   10,401.86x = 40,736,081.12
5. Step 5: Solve for x
   x = 40,736,081.12/10,401.86
6. Step 6: Final answer
   x = 3,916.23