Finding the Third Proportional to 1,224,318 and 2,645,364

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,318 : 2,645,364 = 2,645,364 : x
2. Step 2: Convert to fraction form
   1,224,318/2,645,364 = 2,645,364/x
3. Step 3: Cross multiply
   1,224,318x = 2,645,364 × 2,645,364
4. Step 4: Simplify right side
   1,224,318x = 6,997,950,692,496
5. Step 5: Solve for x
   x = 6,997,950,692,496/1,224,318
6. Step 6: Final answer
   x = 5,715,794.99