Finding the Fourth Proportional to 9,079.68, 12,529.35 and 5,100.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,079.68 : 12,529.35 = 5,100.69 : x
2. Step 2: Convert to fraction form
   9,079.68/12,529.35 = 5,100.69/x
3. Step 3: Cross multiply
   9,079.68x = 12,529.35 × 5,100.69
4. Step 4: Simplify right side
   9,079.68x = 63,908,330.25
5. Step 5: Solve for x
   x = 63,908,330.25/9,079.68
6. Step 6: Final answer
   x = 7,038.61