Finding the Third Proportional to 34,661 and 70,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,661 : 70,961.50 = 70,961.50 : x
2. Step 2: Convert to fraction form
   34,661/70,961.50 = 70,961.50/x
3. Step 3: Cross multiply
   34,661x = 70,961.50 × 70,961.50
4. Step 4: Simplify right side
   34,661x = 5,035,534,482.25
5. Step 5: Solve for x
   x = 5,035,534,482.25/34,661
6. Step 6: Final answer
   x = 145,279.55