Finding the Third Proportional to 28,351,392 and 42,517,872

Step by Step Solution

1. Step 1: Write the proportion equation
   28,351,392 : 42,517,872 = 42,517,872 : x
2. Step 2: Convert to fraction form
   28,351,392/42,517,872 = 42,517,872/x
3. Step 3: Cross multiply
   28,351,392x = 42,517,872 × 42,517,872
4. Step 4: Simplify right side
   28,351,392x = 1,807,769,439,408,384
5. Step 5: Solve for x
   x = 1,807,769,439,408,384/28,351,392
6. Step 6: Final answer
   x = 63,762,987.00