Finding the Fourth Proportional to 9,062.84, 12,500.40 and 8,758.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,062.84 : 12,500.40 = 8,758.03 : x
2. Step 2: Convert to fraction form
   9,062.84/12,500.40 = 8,758.03/x
3. Step 3: Cross multiply
   9,062.84x = 12,500.40 × 8,758.03
4. Step 4: Simplify right side
   9,062.84x = 109,478,878.21
5. Step 5: Solve for x
   x = 109,478,878.21/9,062.84
6. Step 6: Final answer
   x = 12,079.97