Finding the Fourth Proportional to 9,899.34, 14,849.48 and 2,503.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,899.34 : 14,849.48 = 2,503.88 : x
2. Step 2: Convert to fraction form
   9,899.34/14,849.48 = 2,503.88/x
3. Step 3: Cross multiply
   9,899.34x = 14,849.48 × 2,503.88
4. Step 4: Simplify right side
   9,899.34x = 37,181,229.22
5. Step 5: Solve for x
   x = 37,181,229.22/9,899.34
6. Step 6: Final answer
   x = 3,755.93