Finding the Third Proportional to 1,190,310 and 2,645,490

Step by Step Solution

1. Step 1: Write the proportion equation
   1,190,310 : 2,645,490 = 2,645,490 : x
2. Step 2: Convert to fraction form
   1,190,310/2,645,490 = 2,645,490/x
3. Step 3: Cross multiply
   1,190,310x = 2,645,490 × 2,645,490
4. Step 4: Simplify right side
   1,190,310x = 6,998,617,340,100
5. Step 5: Solve for x
   x = 6,998,617,340,100/1,190,310
6. Step 6: Final answer
   x = 5,879,659.37