Finding the Fourth Proportional to 52,143.22, 71,958.81 and 30,914.74

Step by Step Solution

1. Step 1: Write the proportion equation
   52,143.22 : 71,958.81 = 30,914.74 : x
2. Step 2: Convert to fraction form
   52,143.22/71,958.81 = 30,914.74/x
3. Step 3: Cross multiply
   52,143.22x = 71,958.81 × 30,914.74
4. Step 4: Simplify right side
   52,143.22x = 2,224,587,901.86
5. Step 5: Solve for x
   x = 2,224,587,901.86/52,143.22
6. Step 6: Final answer
   x = 42,663.03