Finding the Fourth Proportional to 8,799.50, 13,199.42 and 3,249.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,799.50 : 13,199.42 = 3,249.98 : x
2. Step 2: Convert to fraction form
   8,799.50/13,199.42 = 3,249.98/x
3. Step 3: Cross multiply
   8,799.50x = 13,199.42 × 3,249.98
4. Step 4: Simplify right side
   8,799.50x = 42,897,892.14
5. Step 5: Solve for x
   x = 42,897,892.14/8,799.50
6. Step 6: Final answer
   x = 4,875.04