Finding the Third Proportional to 630,249 and 906,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   630,249 : 906,007.50 = 906,007.50 : x
2. Step 2: Convert to fraction form
   630,249/906,007.50 = 906,007.50/x
3. Step 3: Cross multiply
   630,249x = 906,007.50 × 906,007.50
4. Step 4: Simplify right side
   630,249x = 820,849,590,056.25
5. Step 5: Solve for x
   x = 820,849,590,056.25/630,249
6. Step 6: Final answer
   x = 1,302,421.09