Finding the Fourth Proportional to 9,058.68, 12,500.82 and 5,079.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,058.68 : 12,500.82 = 5,079.78 : x
2. Step 2: Convert to fraction form
   9,058.68/12,500.82 = 5,079.78/x
3. Step 3: Cross multiply
   9,058.68x = 12,500.82 × 5,079.78
4. Step 4: Simplify right side
   9,058.68x = 63,501,415.42
5. Step 5: Solve for x
   x = 63,501,415.42/9,058.68
6. Step 6: Final answer
   x = 7,010.01