Finding the Fourth Proportional to 10,350.90, 15,518.76 and 4,107.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,350.90 : 15,518.76 = 4,107.83 : x
2. Step 2: Convert to fraction form
   10,350.90/15,518.76 = 4,107.83/x
3. Step 3: Cross multiply
   10,350.90x = 15,518.76 × 4,107.83
4. Step 4: Simplify right side
   10,350.90x = 63,748,334.89
5. Step 5: Solve for x
   x = 63,748,334.89/10,350.90
6. Step 6: Final answer
   x = 6,158.72