Finding the Fourth Proportional to 67,018.29, 92,492.61 and 38,340.61

Step by Step Solution

1. Step 1: Write the proportion equation
   67,018.29 : 92,492.61 = 38,340.61 : x
2. Step 2: Convert to fraction form
   67,018.29/92,492.61 = 38,340.61/x
3. Step 3: Cross multiply
   67,018.29x = 92,492.61 × 38,340.61
4. Step 4: Simplify right side
   67,018.29x = 3,546,223,087.89
5. Step 5: Solve for x
   x = 3,546,223,087.89/67,018.29
6. Step 6: Final answer
   x = 52,914.26