Finding the Third Proportional to 42,942.38 and 64,216.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,942.38 : 64,216.13 = 64,216.13 : x
2. Step 2: Convert to fraction form
   42,942.38/64,216.13 = 64,216.13/x
3. Step 3: Cross multiply
   42,942.38x = 64,216.13 × 64,216.13
4. Step 4: Simplify right side
   42,942.38x = 4,123,710,710.02
5. Step 5: Solve for x
   x = 4,123,710,710.02/42,942.38
6. Step 6: Final answer
   x = 96,028.94