Finding the Third Proportional to 39,933,620 and 57,066,066

Step by Step Solution

1. Step 1: Write the proportion equation
   39,933,620 : 57,066,066 = 57,066,066 : x
2. Step 2: Convert to fraction form
   39,933,620/57,066,066 = 57,066,066/x
3. Step 3: Cross multiply
   39,933,620x = 57,066,066 × 57,066,066
4. Step 4: Simplify right side
   39,933,620x = 3,256,535,888,716,356
5. Step 5: Solve for x
   x = 3,256,535,888,716,356/39,933,620
6. Step 6: Final answer
   x = 81,548,727.33