Finding the Fourth Proportional to 10,100.18, 13,937.33 and 7,449.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,100.18 : 13,937.33 = 7,449.05 : x
2. Step 2: Convert to fraction form
   10,100.18/13,937.33 = 7,449.05/x
3. Step 3: Cross multiply
   10,100.18x = 13,937.33 × 7,449.05
4. Step 4: Simplify right side
   10,100.18x = 103,819,830.79
5. Step 5: Solve for x
   x = 103,819,830.79/10,100.18
6. Step 6: Final answer
   x = 10,279.01