Finding the Fourth Proportional to 42,870.80, 59,160.33 and 23,749.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,870.80 : 59,160.33 = 23,749.79 : x
2. Step 2: Convert to fraction form
   42,870.80/59,160.33 = 23,749.79/x
3. Step 3: Cross multiply
   42,870.80x = 59,160.33 × 23,749.79
4. Step 4: Simplify right side
   42,870.80x = 1,405,045,413.83
5. Step 5: Solve for x
   x = 1,405,045,413.83/42,870.80
6. Step 6: Final answer
   x = 32,773.95