Finding the Fourth Proportional to 9,957.71, 14,922.59 and 7,868.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,957.71 : 14,922.59 = 7,868.52 : x
2. Step 2: Convert to fraction form
   9,957.71/14,922.59 = 7,868.52/x
3. Step 3: Cross multiply
   9,957.71x = 14,922.59 × 7,868.52
4. Step 4: Simplify right side
   9,957.71x = 117,418,697.87
5. Step 5: Solve for x
   x = 117,418,697.87/9,957.71
6. Step 6: Final answer
   x = 11,791.74