Finding the Third Proportional to 1,136,946 and 2,431,428

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136,946 : 2,431,428 = 2,431,428 : x
2. Step 2: Convert to fraction form
   1,136,946/2,431,428 = 2,431,428/x
3. Step 3: Cross multiply
   1,136,946x = 2,431,428 × 2,431,428
4. Step 4: Simplify right side
   1,136,946x = 5,911,842,119,184
5. Step 5: Solve for x
   x = 5,911,842,119,184/1,136,946
6. Step 6: Final answer
   x = 5,199,756.29