Finding the Fourth Proportional to 8,039.07, 12,060.34 and 2,492.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,039.07 : 12,060.34 = 2,492.30 : x
2. Step 2: Convert to fraction form
   8,039.07/12,060.34 = 2,492.30/x
3. Step 3: Cross multiply
   8,039.07x = 12,060.34 × 2,492.30
4. Step 4: Simplify right side
   8,039.07x = 30,058,009.30
5. Step 5: Solve for x
   x = 30,058,009.30/8,039.07
6. Step 6: Final answer
   x = 3,738.99