Finding the Third Proportional to 1,201,200 and 2,611,488

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,200 : 2,611,488 = 2,611,488 : x
2. Step 2: Convert to fraction form
   1,201,200/2,611,488 = 2,611,488/x
3. Step 3: Cross multiply
   1,201,200x = 2,611,488 × 2,611,488
4. Step 4: Simplify right side
   1,201,200x = 6,819,869,574,144
5. Step 5: Solve for x
   x = 6,819,869,574,144/1,201,200
6. Step 6: Final answer
   x = 5,677,547.10