Finding the Fourth Proportional to 13,470.12, 18,587.94 and 7,501.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,470.12 : 18,587.94 = 7,501.48 : x
2. Step 2: Convert to fraction form
   13,470.12/18,587.94 = 7,501.48/x
3. Step 3: Cross multiply
   13,470.12x = 18,587.94 × 7,501.48
4. Step 4: Simplify right side
   13,470.12x = 139,437,060.15
5. Step 5: Solve for x
   x = 139,437,060.15/13,470.12
6. Step 6: Final answer
   x = 10,351.58