Finding the Fourth Proportional to 8,498.39, 12,748.59 and 2,875.77

Step by Step Solution

1. Step 1: Write the proportion equation
   8,498.39 : 12,748.59 = 2,875.77 : x
2. Step 2: Convert to fraction form
   8,498.39/12,748.59 = 2,875.77/x
3. Step 3: Cross multiply
   8,498.39x = 12,748.59 × 2,875.77
4. Step 4: Simplify right side
   8,498.39x = 36,662,012.66
5. Step 5: Solve for x
   x = 36,662,012.66/8,498.39
6. Step 6: Final answer
   x = 4,314.00