Finding the Fourth Proportional to 52,031.54, 71,807.64 and 30,514.70

Step by Step Solution

1. Step 1: Write the proportion equation
   52,031.54 : 71,807.64 = 30,514.70 : x
2. Step 2: Convert to fraction form
   52,031.54/71,807.64 = 30,514.70/x
3. Step 3: Cross multiply
   52,031.54x = 71,807.64 × 30,514.70
4. Step 4: Simplify right side
   52,031.54x = 2,191,188,592.31
5. Step 5: Solve for x
   x = 2,191,188,592.31/52,031.54
6. Step 6: Final answer
   x = 42,112.70