Finding the Third Proportional to 1,578,892 and 3,472,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,892 : 3,472,712 = 3,472,712 : x
2. Step 2: Convert to fraction form
   1,578,892/3,472,712 = 3,472,712/x
3. Step 3: Cross multiply
   1,578,892x = 3,472,712 × 3,472,712
4. Step 4: Simplify right side
   1,578,892x = 12,059,728,634,944
5. Step 5: Solve for x
   x = 12,059,728,634,944/1,578,892
6. Step 6: Final answer
   x = 7,638,095.98