Finding the Third Proportional to 34,317.75 and 74,426.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,317.75 : 74,426.25 = 74,426.25 : x
2. Step 2: Convert to fraction form
   34,317.75/74,426.25 = 74,426.25/x
3. Step 3: Cross multiply
   34,317.75x = 74,426.25 × 74,426.25
4. Step 4: Simplify right side
   34,317.75x = 5,539,266,689.06
5. Step 5: Solve for x
   x = 5,539,266,689.06/34,317.75
6. Step 6: Final answer
   x = 161,411.13