Finding the Third Proportional to 1,137,136 and 2,354,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,137,136 : 2,354,784 = 2,354,784 : x
2. Step 2: Convert to fraction form
   1,137,136/2,354,784 = 2,354,784/x
3. Step 3: Cross multiply
   1,137,136x = 2,354,784 × 2,354,784
4. Step 4: Simplify right side
   1,137,136x = 5,545,007,686,656
5. Step 5: Solve for x
   x = 5,545,007,686,656/1,137,136
6. Step 6: Final answer
   x = 4,876,292.45