Finding the Third Proportional to 1,223,518 and 2,624,264

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,518 : 2,624,264 = 2,624,264 : x
2. Step 2: Convert to fraction form
   1,223,518/2,624,264 = 2,624,264/x
3. Step 3: Cross multiply
   1,223,518x = 2,624,264 × 2,624,264
4. Step 4: Simplify right side
   1,223,518x = 6,886,761,541,696
5. Step 5: Solve for x
   x = 6,886,761,541,696/1,223,518
6. Step 6: Final answer
   x = 5,628,655.68