Finding the Fourth Proportional to 123,673.50, 170,669.52 and 67,085.10

Step by Step Solution

1. Step 1: Write the proportion equation
   123,673.50 : 170,669.52 = 67,085.10 : x
2. Step 2: Convert to fraction form
   123,673.50/170,669.52 = 67,085.10/x
3. Step 3: Cross multiply
   123,673.50x = 170,669.52 × 67,085.10
4. Step 4: Simplify right side
   123,673.50x = 11,449,381,816.15
5. Step 5: Solve for x
   x = 11,449,381,816.15/123,673.50
6. Step 6: Final answer
   x = 92,577.49