Finding the Third Proportional to 34,643.25 and 74,630.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,643.25 : 74,630.25 = 74,630.25 : x
2. Step 2: Convert to fraction form
   34,643.25/74,630.25 = 74,630.25/x
3. Step 3: Cross multiply
   34,643.25x = 74,630.25 × 74,630.25
4. Step 4: Simplify right side
   34,643.25x = 5,569,674,215.06
5. Step 5: Solve for x
   x = 5,569,674,215.06/34,643.25
6. Step 6: Final answer
   x = 160,772.28