Finding the Fourth Proportional to 12,962.76, 17,888.42 and 7,297.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962.76 : 17,888.42 = 7,297.52 : x
2. Step 2: Convert to fraction form
   12,962.76/17,888.42 = 7,297.52/x
3. Step 3: Cross multiply
   12,962.76x = 17,888.42 × 7,297.52
4. Step 4: Simplify right side
   12,962.76x = 130,540,976.79
5. Step 5: Solve for x
   x = 130,540,976.79/12,962.76
6. Step 6: Final answer
   x = 10,070.46