Finding the Fourth Proportional to 9,314.93, 12,854.73 and 5,123.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,314.93 : 12,854.73 = 5,123.18 : x
2. Step 2: Convert to fraction form
   9,314.93/12,854.73 = 5,123.18/x
3. Step 3: Cross multiply
   9,314.93x = 12,854.73 × 5,123.18
4. Step 4: Simplify right side
   9,314.93x = 65,857,095.64
5. Step 5: Solve for x
   x = 65,857,095.64/9,314.93
6. Step 6: Final answer
   x = 7,070.06