Finding the Fourth Proportional to 9,250.50, 12,765.69 and 5,058.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,250.50 : 12,765.69 = 5,058.75 : x
2. Step 2: Convert to fraction form
   9,250.50/12,765.69 = 5,058.75/x
3. Step 3: Cross multiply
   9,250.50x = 12,765.69 × 5,058.75
4. Step 4: Simplify right side
   9,250.50x = 64,578,434.29
5. Step 5: Solve for x
   x = 64,578,434.29/9,250.50
6. Step 6: Final answer
   x = 6,981.08