Finding the Fourth Proportional to 12,758.31, 17,607.07 and 7,093.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,758.31 : 17,607.07 = 7,093.15 : x
2. Step 2: Convert to fraction form
   12,758.31/17,607.07 = 7,093.15/x
3. Step 3: Cross multiply
   12,758.31x = 17,607.07 × 7,093.15
4. Step 4: Simplify right side
   12,758.31x = 124,889,588.57
5. Step 5: Solve for x
   x = 124,889,588.57/12,758.31
6. Step 6: Final answer
   x = 9,788.88