Finding the Fourth Proportional to 67,348.79, 92,920.72 and 39,048.83

Step by Step Solution

1. Step 1: Write the proportion equation
   67,348.79 : 92,920.72 = 39,048.83 : x
2. Step 2: Convert to fraction form
   67,348.79/92,920.72 = 39,048.83/x
3. Step 3: Cross multiply
   67,348.79x = 92,920.72 × 39,048.83
4. Step 4: Simplify right side
   67,348.79x = 3,628,445,398.76
5. Step 5: Solve for x
   x = 3,628,445,398.76/67,348.79
6. Step 6: Final answer
   x = 53,875.44