Finding the Third Proportional to 3,537,127 and 7,578,974

Step by Step Solution

1. Step 1: Write the proportion equation
   3,537,127 : 7,578,974 = 7,578,974 : x
2. Step 2: Convert to fraction form
   3,537,127/7,578,974 = 7,578,974/x
3. Step 3: Cross multiply
   3,537,127x = 7,578,974 × 7,578,974
4. Step 4: Simplify right side
   3,537,127x = 57,440,846,892,676
5. Step 5: Solve for x
   x = 57,440,846,892,676/3,537,127
6. Step 6: Final answer
   x = 16,239,407.55