Finding the Fourth Proportional to 123,684.99, 170,685.72 and 67,096.77

Step by Step Solution

1. Step 1: Write the proportion equation
   123,684.99 : 170,685.72 = 67,096.77 : x
2. Step 2: Convert to fraction form
   123,684.99/170,685.72 = 67,096.77/x
3. Step 3: Cross multiply
   123,684.99x = 170,685.72 × 67,096.77
4. Step 4: Simplify right side
   123,684.99x = 11,452,460,497.12
5. Step 5: Solve for x
   x = 11,452,460,497.12/123,684.99
6. Step 6: Final answer
   x = 92,593.78