Finding the Third Proportional to 669,897.50 and 1,456,147

Step by Step Solution

1. Step 1: Write the proportion equation
   669,897.50 : 1,456,147 = 1,456,147 : x
2. Step 2: Convert to fraction form
   669,897.50/1,456,147 = 1,456,147/x
3. Step 3: Cross multiply
   669,897.50x = 1,456,147 × 1,456,147
4. Step 4: Simplify right side
   669,897.50x = 2,120,364,085,609
5. Step 5: Solve for x
   x = 2,120,364,085,609/669,897.50
6. Step 6: Final answer
   x = 3,165,206.75