Finding the Third Proportional to 1,578,123 and 3,353,076

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,123 : 3,353,076 = 3,353,076 : x
2. Step 2: Convert to fraction form
   1,578,123/3,353,076 = 3,353,076/x
3. Step 3: Cross multiply
   1,578,123x = 3,353,076 × 3,353,076
4. Step 4: Simplify right side
   1,578,123x = 11,243,118,661,776
5. Step 5: Solve for x
   x = 11,243,118,661,776/1,578,123
6. Step 6: Final answer
   x = 7,124,361.45