Finding the Fourth Proportional to 123,606.72, 170,575.74 and 67,017.96

Step by Step Solution

1. Step 1: Write the proportion equation
   123,606.72 : 170,575.74 = 67,017.96 : x
2. Step 2: Convert to fraction form
   123,606.72/170,575.74 = 67,017.96/x
3. Step 3: Cross multiply
   123,606.72x = 170,575.74 × 67,017.96
4. Step 4: Simplify right side
   123,606.72x = 11,431,638,120.29
5. Step 5: Solve for x
   x = 11,431,638,120.29/123,606.72
6. Step 6: Final answer
   x = 92,483.95