Finding the Third Proportional to 43,298 and 57,819

Step by Step Solution

1. Step 1: Write the proportion equation
   43,298 : 57,819 = 57,819 : x
2. Step 2: Convert to fraction form
   43,298/57,819 = 57,819/x
3. Step 3: Cross multiply
   43,298x = 57,819 × 57,819
4. Step 4: Simplify right side
   43,298x = 3,343,036,761
5. Step 5: Solve for x
   x = 3,343,036,761/43,298
6. Step 6: Final answer
   x = 77,209.96