Finding the Fourth Proportional to 52,674.21, 72,675.77 and 31,445.73

Step by Step Solution

1. Step 1: Write the proportion equation
   52,674.21 : 72,675.77 = 31,445.73 : x
2. Step 2: Convert to fraction form
   52,674.21/72,675.77 = 31,445.73/x
3. Step 3: Cross multiply
   52,674.21x = 72,675.77 × 31,445.73
4. Step 4: Simplify right side
   52,674.21x = 2,285,342,483.73
5. Step 5: Solve for x
   x = 2,285,342,483.73/52,674.21
6. Step 6: Final answer
   x = 43,386.36