Finding the Third Proportional to 916,677 and 1,973,778

Step by Step Solution

1. Step 1: Write the proportion equation
   916,677 : 1,973,778 = 1,973,778 : x
2. Step 2: Convert to fraction form
   916,677/1,973,778 = 1,973,778/x
3. Step 3: Cross multiply
   916,677x = 1,973,778 × 1,973,778
4. Step 4: Simplify right side
   916,677x = 3,895,799,593,284
5. Step 5: Solve for x
   x = 3,895,799,593,284/916,677
6. Step 6: Final answer
   x = 4,249,915.28