Finding the Fourth Proportional to 8,739.32, 13,106.77 and 2,499.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,739.32 : 13,106.77 = 2,499.37 : x
2. Step 2: Convert to fraction form
   8,739.32/13,106.77 = 2,499.37/x
3. Step 3: Cross multiply
   8,739.32x = 13,106.77 × 2,499.37
4. Step 4: Simplify right side
   8,739.32x = 32,758,628.72
5. Step 5: Solve for x
   x = 32,758,628.72/8,739.32
6. Step 6: Final answer
   x = 3,748.42