Finding the Third Proportional to 630,129 and 1,382,731.50

Step by Step Solution

1. Step 1: Write the proportion equation
   630,129 : 1,382,731.50 = 1,382,731.50 : x
2. Step 2: Convert to fraction form
   630,129/1,382,731.50 = 1,382,731.50/x
3. Step 3: Cross multiply
   630,129x = 1,382,731.50 × 1,382,731.50
4. Step 4: Simplify right side
   630,129x = 1,911,946,401,092.25
5. Step 5: Solve for x
   x = 1,911,946,401,092.25/630,129
6. Step 6: Final answer
   x = 3,034,214.27