Finding the Fourth Proportional to 67,978.85, 93,784.64 and 50,116.32

Step by Step Solution

1. Step 1: Write the proportion equation
   67,978.85 : 93,784.64 = 50,116.32 : x
2. Step 2: Convert to fraction form
   67,978.85/93,784.64 = 50,116.32/x
3. Step 3: Cross multiply
   67,978.85x = 93,784.64 × 50,116.32
4. Step 4: Simplify right side
   67,978.85x = 4,700,140,778.74
5. Step 5: Solve for x
   x = 4,700,140,778.74/67,978.85
6. Step 6: Final answer
   x = 69,141.23