Finding the Fourth Proportional to 9,300.51, 12,834.72 and 5,108.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.51 : 12,834.72 = 5,108.76 : x
2. Step 2: Convert to fraction form
   9,300.51/12,834.72 = 5,108.76/x
3. Step 3: Cross multiply
   9,300.51x = 12,834.72 × 5,108.76
4. Step 4: Simplify right side
   9,300.51x = 65,569,504.15
5. Step 5: Solve for x
   x = 65,569,504.15/9,300.51
6. Step 6: Final answer
   x = 7,050.10