Finding the Fourth Proportional to 8,763.42, 13,150.32 and 3,500.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,763.42 : 13,150.32 = 3,500.91 : x
2. Step 2: Convert to fraction form
   8,763.42/13,150.32 = 3,500.91/x
3. Step 3: Cross multiply
   8,763.42x = 13,150.32 × 3,500.91
4. Step 4: Simplify right side
   8,763.42x = 46,038,068.09
5. Step 5: Solve for x
   x = 46,038,068.09/8,763.42
6. Step 6: Final answer
   x = 5,253.44