Finding the Fourth Proportional to 52,273.06, 78,215.82 and 31,224.55

Step by Step Solution

1. Step 1: Write the proportion equation
   52,273.06 : 78,215.82 = 31,224.55 : x
2. Step 2: Convert to fraction form
   52,273.06/78,215.82 = 31,224.55/x
3. Step 3: Cross multiply
   52,273.06x = 78,215.82 × 31,224.55
4. Step 4: Simplify right side
   52,273.06x = 2,442,253,782.38
5. Step 5: Solve for x
   x = 2,442,253,782.38/52,273.06
6. Step 6: Final answer
   x = 46,721.08