Finding the Third Proportional to 42,368 and 59,518

Step by Step Solution

1. Step 1: Write the proportion equation
   42,368 : 59,518 = 59,518 : x
2. Step 2: Convert to fraction form
   42,368/59,518 = 59,518/x
3. Step 3: Cross multiply
   42,368x = 59,518 × 59,518
4. Step 4: Simplify right side
   42,368x = 3,542,392,324
5. Step 5: Solve for x
   x = 3,542,392,324/42,368
6. Step 6: Final answer
   x = 83,610.09