Finding the Third Proportional to 42,844,128.75 and 65,270,066.63

Step by Step Solution

1. Step 1: Write the proportion equation
   42,844,128.75 : 65,270,066.63 = 65,270,066.63 : x
2. Step 2: Convert to fraction form
   42,844,128.75/65,270,066.63 = 65,270,066.63/x
3. Step 3: Cross multiply
   42,844,128.75x = 65,270,066.63 × 65,270,066.63
4. Step 4: Simplify right side
   42,844,128.75x = 4,260,181,597,231,939
5. Step 5: Solve for x
   x = 4,260,181,597,231,939/42,844,128.75
6. Step 6: Final answer
   x = 99,434,431.78