Finding the Third Proportional to 19,413.75 and 42,001.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,413.75 : 42,001.13 = 42,001.13 : x
2. Step 2: Convert to fraction form
   19,413.75/42,001.13 = 42,001.13/x
3. Step 3: Cross multiply
   19,413.75x = 42,001.13 × 42,001.13
4. Step 4: Simplify right side
   19,413.75x = 1,764,094,501.27
5. Step 5: Solve for x
   x = 1,764,094,501.27/19,413.75
6. Step 6: Final answer
   x = 90,868.30