Finding the Fourth Proportional to 67,155.30, 92,664.18 and 38,470.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,155.30 : 92,664.18 = 38,470.50 : x
2. Step 2: Convert to fraction form
   67,155.30/92,664.18 = 38,470.50/x
3. Step 3: Cross multiply
   67,155.30x = 92,664.18 × 38,470.50
4. Step 4: Simplify right side
   67,155.30x = 3,564,837,336.69
5. Step 5: Solve for x
   x = 3,564,837,336.69/67,155.30
6. Step 6: Final answer
   x = 53,083.48