Finding the Fourth Proportional to 9,036.65, 12,470.56 and 5,058.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,036.65 : 12,470.56 = 5,058.52 : x
2. Step 2: Convert to fraction form
   9,036.65/12,470.56 = 5,058.52/x
3. Step 3: Cross multiply
   9,036.65x = 12,470.56 × 5,058.52
4. Step 4: Simplify right side
   9,036.65x = 63,082,577.17
5. Step 5: Solve for x
   x = 63,082,577.17/9,036.65
6. Step 6: Final answer
   x = 6,980.75