Finding the Third Proportional to 28,305,647 and 42,414,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,305,647 : 42,414,020.50 = 42,414,020.50 : x
2. Step 2: Convert to fraction form
   28,305,647/42,414,020.50 = 42,414,020.50/x
3. Step 3: Cross multiply
   28,305,647x = 42,414,020.50 × 42,414,020.50
4. Step 4: Simplify right side
   28,305,647x = 1,798,949,134,974,420.25
5. Step 5: Solve for x
   x = 1,798,949,134,974,420.25/28,305,647
6. Step 6: Final answer
   x = 63,554,425.55