Finding the Third Proportional to 916,404 and 1,916,265

Step by Step Solution

1. Step 1: Write the proportion equation
   916,404 : 1,916,265 = 1,916,265 : x
2. Step 2: Convert to fraction form
   916,404/1,916,265 = 1,916,265/x
3. Step 3: Cross multiply
   916,404x = 1,916,265 × 1,916,265
4. Step 4: Simplify right side
   916,404x = 3,672,071,550,225
5. Step 5: Solve for x
   x = 3,672,071,550,225/916,404
6. Step 6: Final answer
   x = 4,007,044.44