Finding the Third Proportional to 34,401.50 and 70,261

Step by Step Solution

1. Step 1: Write the proportion equation
   34,401.50 : 70,261 = 70,261 : x
2. Step 2: Convert to fraction form
   34,401.50/70,261 = 70,261/x
3. Step 3: Cross multiply
   34,401.50x = 70,261 × 70,261
4. Step 4: Simplify right side
   34,401.50x = 4,936,608,121
5. Step 5: Solve for x
   x = 4,936,608,121/34,401.50
6. Step 6: Final answer
   x = 143,499.79