Finding the Fourth Proportional to 67,731.78, 93,470.84 and 39,050.94

Step by Step Solution

1. Step 1: Write the proportion equation
   67,731.78 : 93,470.84 = 39,050.94 : x
2. Step 2: Convert to fraction form
   67,731.78/93,470.84 = 39,050.94/x
3. Step 3: Cross multiply
   67,731.78x = 93,470.84 × 39,050.94
4. Step 4: Simplify right side
   67,731.78x = 3,650,124,164.59
5. Step 5: Solve for x
   x = 3,650,124,164.59/67,731.78
6. Step 6: Final answer
   x = 53,890.86