Finding the Third Proportional to 1,053,972 and 1,578,066

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,972 : 1,578,066 = 1,578,066 : x
2. Step 2: Convert to fraction form
   1,053,972/1,578,066 = 1,578,066/x
3. Step 3: Cross multiply
   1,053,972x = 1,578,066 × 1,578,066
4. Step 4: Simplify right side
   1,053,972x = 2,490,292,300,356
5. Step 5: Solve for x
   x = 2,490,292,300,356/1,053,972
6. Step 6: Final answer
   x = 2,362,768.94