Finding the Third Proportional to 404,484 and 879,566.25

Step by Step Solution

1. Step 1: Write the proportion equation
   404,484 : 879,566.25 = 879,566.25 : x
2. Step 2: Convert to fraction form
   404,484/879,566.25 = 879,566.25/x
3. Step 3: Cross multiply
   404,484x = 879,566.25 × 879,566.25
4. Step 4: Simplify right side
   404,484x = 773,636,788,139.06
5. Step 5: Solve for x
   x = 773,636,788,139.06/404,484
6. Step 6: Final answer
   x = 1,912,651.15