Finding the Third Proportional to 1,219,447 and 2,656,045

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,447 : 2,656,045 = 2,656,045 : x
2. Step 2: Convert to fraction form
   1,219,447/2,656,045 = 2,656,045/x
3. Step 3: Cross multiply
   1,219,447x = 2,656,045 × 2,656,045
4. Step 4: Simplify right side
   1,219,447x = 7,054,575,042,025
5. Step 5: Solve for x
   x = 7,054,575,042,025/1,219,447
6. Step 6: Final answer
   x = 5,785,060.80