Finding the Fourth Proportional to 12,114.62, 16,714.59 and 7,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,114.62 : 16,714.59 = 7,077.50 : x
2. Step 2: Convert to fraction form
   12,114.62/16,714.59 = 7,077.50/x
3. Step 3: Cross multiply
   12,114.62x = 16,714.59 × 7,077.50
4. Step 4: Simplify right side
   12,114.62x = 118,297,510.73
5. Step 5: Solve for x
   x = 118,297,510.73/12,114.62
6. Step 6: Final answer
   x = 9,764.86