Finding the Fourth Proportional to 12,974.16, 17,903.27 and 7,307.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,974.16 : 17,903.27 = 7,307.10 : x
2. Step 2: Convert to fraction form
   12,974.16/17,903.27 = 7,307.10/x
3. Step 3: Cross multiply
   12,974.16x = 17,903.27 × 7,307.10
4. Step 4: Simplify right side
   12,974.16x = 130,820,947.68
5. Step 5: Solve for x
   x = 130,820,947.68/12,974.16
6. Step 6: Final answer
   x = 10,083.19