Finding the Fourth Proportional to 9,931.06, 14,891.55 and 3,690.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,931.06 : 14,891.55 = 3,690.82 : x
2. Step 2: Convert to fraction form
   9,931.06/14,891.55 = 3,690.82/x
3. Step 3: Cross multiply
   9,931.06x = 14,891.55 × 3,690.82
4. Step 4: Simplify right side
   9,931.06x = 54,962,030.57
5. Step 5: Solve for x
   x = 54,962,030.57/9,931.06
6. Step 6: Final answer
   x = 5,534.36