Finding the Third Proportional to 877,401 and 1,905,138

Step by Step Solution

1. Step 1: Write the proportion equation
   877,401 : 1,905,138 = 1,905,138 : x
2. Step 2: Convert to fraction form
   877,401/1,905,138 = 1,905,138/x
3. Step 3: Cross multiply
   877,401x = 1,905,138 × 1,905,138
4. Step 4: Simplify right side
   877,401x = 3,629,550,799,044
5. Step 5: Solve for x
   x = 3,629,550,799,044/877,401
6. Step 6: Final answer
   x = 4,136,706.93