Finding the Third Proportional to 1,658,254 and 3,515,789

Step by Step Solution

1. Step 1: Write the proportion equation
   1,658,254 : 3,515,789 = 3,515,789 : x
2. Step 2: Convert to fraction form
   1,658,254/3,515,789 = 3,515,789/x
3. Step 3: Cross multiply
   1,658,254x = 3,515,789 × 3,515,789
4. Step 4: Simplify right side
   1,658,254x = 12,360,772,292,521
5. Step 5: Solve for x
   x = 12,360,772,292,521/1,658,254
6. Step 6: Final answer
   x = 7,454,088.63