Finding the Fourth Proportional to 9,058.31, 12,500.30 and 5,079.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,058.31 : 12,500.30 = 5,079.41 : x
2. Step 2: Convert to fraction form
   9,058.31/12,500.30 = 5,079.41/x
3. Step 3: Cross multiply
   9,058.31x = 12,500.30 × 5,079.41
4. Step 4: Simplify right side
   9,058.31x = 63,494,099.02
5. Step 5: Solve for x
   x = 63,494,099.02/9,058.31
6. Step 6: Final answer
   x = 7,009.49