Finding the Fourth Proportional to 22,870.55, 31,273.19 and 22,870.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,870.55 : 31,273.19 = 22,870.55 : x
2. Step 2: Convert to fraction form
   22,870.55/31,273.19 = 22,870.55/x
3. Step 3: Cross multiply
   22,870.55x = 31,273.19 × 22,870.55
4. Step 4: Simplify right side
   22,870.55x = 715,235,105.15
5. Step 5: Solve for x
   x = 715,235,105.15/22,870.55
6. Step 6: Final answer
   x = 31,273.19