Finding the Fourth Proportional to 9,937.47, 13,713.46 and 5,399.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,937.47 : 13,713.46 = 5,399.95 : x
2. Step 2: Convert to fraction form
   9,937.47/13,713.46 = 5,399.95/x
3. Step 3: Cross multiply
   9,937.47x = 13,713.46 × 5,399.95
4. Step 4: Simplify right side
   9,937.47x = 74,051,998.33
5. Step 5: Solve for x
   x = 74,051,998.33/9,937.47
6. Step 6: Final answer
   x = 7,451.80