Finding the Fourth Proportional to 58,675.72, 80,972.28 and 31,818.16

Step by Step Solution

1. Step 1: Write the proportion equation
   58,675.72 : 80,972.28 = 31,818.16 : x
2. Step 2: Convert to fraction form
   58,675.72/80,972.28 = 31,818.16/x
3. Step 3: Cross multiply
   58,675.72x = 80,972.28 × 31,818.16
4. Step 4: Simplify right side
   58,675.72x = 2,576,388,960.60
5. Step 5: Solve for x
   x = 2,576,388,960.60/58,675.72
6. Step 6: Final answer
   x = 43,908.94