Finding the Fourth Proportional to 67,909.71, 93,689.69 and 50,047.32

Step by Step Solution

1. Step 1: Write the proportion equation
   67,909.71 : 93,689.69 = 50,047.32 : x
2. Step 2: Convert to fraction form
   67,909.71/93,689.69 = 50,047.32/x
3. Step 3: Cross multiply
   67,909.71x = 93,689.69 × 50,047.32
4. Step 4: Simplify right side
   67,909.71x = 4,688,917,645.89
5. Step 5: Solve for x
   x = 4,688,917,645.89/67,909.71
6. Step 6: Final answer
   x = 69,046.35