Finding the Fourth Proportional to 52,151.82, 71,981.96 and 30,943.38

Step by Step Solution

1. Step 1: Write the proportion equation
   52,151.82 : 71,981.96 = 30,943.38 : x
2. Step 2: Convert to fraction form
   52,151.82/71,981.96 = 30,943.38/x
3. Step 3: Cross multiply
   52,151.82x = 71,981.96 × 30,943.38
4. Step 4: Simplify right side
   52,151.82x = 2,227,364,986.71
5. Step 5: Solve for x
   x = 2,227,364,986.71/52,151.82
6. Step 6: Final answer
   x = 42,709.25