Finding the Fourth Proportional to 67,810.79, 93,449.86 and 49,667.11

Step by Step Solution

1. Step 1: Write the proportion equation
   67,810.79 : 93,449.86 = 49,667.11 : x
2. Step 2: Convert to fraction form
   67,810.79/93,449.86 = 49,667.11/x
3. Step 3: Cross multiply
   67,810.79x = 93,449.86 × 49,667.11
4. Step 4: Simplify right side
   67,810.79x = 4,641,384,118.31
5. Step 5: Solve for x
   x = 4,641,384,118.31/67,810.79
6. Step 6: Final answer
   x = 68,446.10