Finding the Third Proportional to 28,351,396 and 42,517,878

Step by Step Solution

1. Step 1: Write the proportion equation
   28,351,396 : 42,517,878 = 42,517,878 : x
2. Step 2: Convert to fraction form
   28,351,396/42,517,878 = 42,517,878/x
3. Step 3: Cross multiply
   28,351,396x = 42,517,878 × 42,517,878
4. Step 4: Simplify right side
   28,351,396x = 1,807,769,949,622,884
5. Step 5: Solve for x
   x = 1,807,769,949,622,884/28,351,396
6. Step 6: Final answer
   x = 63,762,996.00