Finding the Fourth Proportional to 52,814.34, 72,881.67 and 31,605.30

Step by Step Solution

1. Step 1: Write the proportion equation
   52,814.34 : 72,881.67 = 31,605.30 : x
2. Step 2: Convert to fraction form
   52,814.34/72,881.67 = 31,605.30/x
3. Step 3: Cross multiply
   52,814.34x = 72,881.67 × 31,605.30
4. Step 4: Simplify right side
   52,814.34x = 2,303,447,044.85
5. Step 5: Solve for x
   x = 2,303,447,044.85/52,814.34
6. Step 6: Final answer
   x = 43,614.05