Finding the Third Proportional to 42,099.75 and 59,550.19

Step by Step Solution

1. Step 1: Write the proportion equation
   42,099.75 : 59,550.19 = 59,550.19 : x
2. Step 2: Convert to fraction form
   42,099.75/59,550.19 = 59,550.19/x
3. Step 3: Cross multiply
   42,099.75x = 59,550.19 × 59,550.19
4. Step 4: Simplify right side
   42,099.75x = 3,546,224,831.29
5. Step 5: Solve for x
   x = 3,546,224,831.29/42,099.75
6. Step 6: Final answer
   x = 84,233.87