Finding the Third Proportional to 3,439,928 and 8,032,820

Step by Step Solution

1. Step 1: Write the proportion equation
   3,439,928 : 8,032,820 = 8,032,820 : x
2. Step 2: Convert to fraction form
   3,439,928/8,032,820 = 8,032,820/x
3. Step 3: Cross multiply
   3,439,928x = 8,032,820 × 8,032,820
4. Step 4: Simplify right side
   3,439,928x = 64,526,197,152,400
5. Step 5: Solve for x
   x = 64,526,197,152,400/3,439,928
6. Step 6: Final answer
   x = 18,758,008.06