Finding the Third Proportional to 1,224,316 and 2,645,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,316 : 2,645,360 = 2,645,360 : x
2. Step 2: Convert to fraction form
   1,224,316/2,645,360 = 2,645,360/x
3. Step 3: Cross multiply
   1,224,316x = 2,645,360 × 2,645,360
4. Step 4: Simplify right side
   1,224,316x = 6,997,929,529,600
5. Step 5: Solve for x
   x = 6,997,929,529,600/1,224,316
6. Step 6: Final answer
   x = 5,715,787.04