Finding the Third Proportional to 28,350,872 and 42,517,412

Step by Step Solution

1. Step 1: Write the proportion equation
   28,350,872 : 42,517,412 = 42,517,412 : x
2. Step 2: Convert to fraction form
   28,350,872/42,517,412 = 42,517,412/x
3. Step 3: Cross multiply
   28,350,872x = 42,517,412 × 42,517,412
4. Step 4: Simplify right side
   28,350,872x = 1,807,730,323,177,744
5. Step 5: Solve for x
   x = 1,807,730,323,177,744/28,350,872
6. Step 6: Final answer
   x = 63,762,776.79