Finding the Fourth Proportional to 42,020.52, 63,042.32 and 22,031.36

Step by Step Solution

1. Step 1: Write the proportion equation
   42,020.52 : 63,042.32 = 22,031.36 : x
2. Step 2: Convert to fraction form
   42,020.52/63,042.32 = 22,031.36/x
3. Step 3: Cross multiply
   42,020.52x = 63,042.32 × 22,031.36
4. Step 4: Simplify right side
   42,020.52x = 1,388,908,047.16
5. Step 5: Solve for x
   x = 1,388,908,047.16/42,020.52
6. Step 6: Final answer
   x = 33,053.09