Finding the Fourth Proportional to 55,260, 82,791.72 and 31,838.04

Step by Step Solution

1. Step 1: Write the proportion equation
   55,260 : 82,791.72 = 31,838.04 : x
2. Step 2: Convert to fraction form
   55,260/82,791.72 = 31,838.04/x
3. Step 3: Cross multiply
   55,260x = 82,791.72 × 31,838.04
4. Step 4: Simplify right side
   55,260x = 2,635,926,093.03
5. Step 5: Solve for x
   x = 2,635,926,093.03/55,260
6. Step 6: Final answer
   x = 47,700.44