Finding the Third Proportional to 42,190.50 and 59,338.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,190.50 : 59,338.13 = 59,338.13 : x
2. Step 2: Convert to fraction form
   42,190.50/59,338.13 = 59,338.13/x
3. Step 3: Cross multiply
   42,190.50x = 59,338.13 × 59,338.13
4. Step 4: Simplify right side
   42,190.50x = 3,521,013,078.52
5. Step 5: Solve for x
   x = 3,521,013,078.52/42,190.50
6. Step 6: Final answer
   x = 83,455.12