Finding the Fourth Proportional to 9,931.02, 13,704.72 and 5,454.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,931.02 : 13,704.72 = 5,454.68 : x
2. Step 2: Convert to fraction form
   9,931.02/13,704.72 = 5,454.68/x
3. Step 3: Cross multiply
   9,931.02x = 13,704.72 × 5,454.68
4. Step 4: Simplify right side
   9,931.02x = 74,754,862.09
5. Step 5: Solve for x
   x = 74,754,862.09/9,931.02
6. Step 6: Final answer
   x = 7,527.41