Finding the Third Proportional to 610,520 and 1,326,136

Step by Step Solution

1. Step 1: Write the proportion equation
   610,520 : 1,326,136 = 1,326,136 : x
2. Step 2: Convert to fraction form
   610,520/1,326,136 = 1,326,136/x
3. Step 3: Cross multiply
   610,520x = 1,326,136 × 1,326,136
4. Step 4: Simplify right side
   610,520x = 1,758,636,690,496
5. Step 5: Solve for x
   x = 1,758,636,690,496/610,520
6. Step 6: Final answer
   x = 2,880,555.41