Finding the Third Proportional to 28,367,568 and 42,551,644.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,367,568 : 42,551,644.50 = 42,551,644.50 : x
2. Step 2: Convert to fraction form
   28,367,568/42,551,644.50 = 42,551,644.50/x
3. Step 3: Cross multiply
   28,367,568x = 42,551,644.50 × 42,551,644.50
4. Step 4: Simplify right side
   28,367,568x = 1,810,642,449,654,380.25
5. Step 5: Solve for x
   x = 1,810,642,449,654,380.25/28,367,568
6. Step 6: Final answer
   x = 63,827,905.50