Finding the Third Proportional to 25,864,172 and 43,105,216

Step by Step Solution

1. Step 1: Write the proportion equation
   25,864,172 : 43,105,216 = 43,105,216 : x
2. Step 2: Convert to fraction form
   25,864,172/43,105,216 = 43,105,216/x
3. Step 3: Cross multiply
   25,864,172x = 43,105,216 × 43,105,216
4. Step 4: Simplify right side
   25,864,172x = 1,858,059,646,406,656
5. Step 5: Solve for x
   x = 1,858,059,646,406,656/25,864,172
6. Step 6: Final answer
   x = 71,839,131.23