Finding the Third Proportional to 291,130 and 629,006.50

Step by Step Solution

1. Step 1: Write the proportion equation
   291,130 : 629,006.50 = 629,006.50 : x
2. Step 2: Convert to fraction form
   291,130/629,006.50 = 629,006.50/x
3. Step 3: Cross multiply
   291,130x = 629,006.50 × 629,006.50
4. Step 4: Simplify right side
   291,130x = 395,649,177,042.25
5. Step 5: Solve for x
   x = 395,649,177,042.25/291,130
6. Step 6: Final answer
   x = 1,359,012.05