Finding the Third Proportional to 129,701 and 284,006.50

Step by Step Solution

1. Step 1: Write the proportion equation
   129,701 : 284,006.50 = 284,006.50 : x
2. Step 2: Convert to fraction form
   129,701/284,006.50 = 284,006.50/x
3. Step 3: Cross multiply
   129,701x = 284,006.50 × 284,006.50
4. Step 4: Simplify right side
   129,701x = 80,659,692,042.25
5. Step 5: Solve for x
   x = 80,659,692,042.25/129,701
6. Step 6: Final answer
   x = 621,889.52