Finding the Fourth Proportional to 12,957.98, 17,881.56 and 7,292.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,957.98 : 17,881.56 = 7,292.84 : x
2. Step 2: Convert to fraction form
   12,957.98/17,881.56 = 7,292.84/x
3. Step 3: Cross multiply
   12,957.98x = 17,881.56 × 7,292.84
4. Step 4: Simplify right side
   12,957.98x = 130,407,356.03
5. Step 5: Solve for x
   x = 130,407,356.03/12,957.98
6. Step 6: Final answer
   x = 10,063.86