Finding the Third Proportional to 3,859,835 and 5,677,470

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859,835 : 5,677,470 = 5,677,470 : x
2. Step 2: Convert to fraction form
   3,859,835/5,677,470 = 5,677,470/x
3. Step 3: Cross multiply
   3,859,835x = 5,677,470 × 5,677,470
4. Step 4: Simplify right side
   3,859,835x = 32,233,665,600,900
5. Step 5: Solve for x
   x = 32,233,665,600,900/3,859,835
6. Step 6: Final answer
   x = 8,351,047.55