Finding the Fourth Proportional to 42,001.34, 62,970.75 and 18,304.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,001.34 : 62,970.75 = 18,304.38 : x
2. Step 2: Convert to fraction form
   42,001.34/62,970.75 = 18,304.38/x
3. Step 3: Cross multiply
   42,001.34x = 62,970.75 × 18,304.38
4. Step 4: Simplify right side
   42,001.34x = 1,152,640,536.89
5. Step 5: Solve for x
   x = 1,152,640,536.89/42,001.34
6. Step 6: Final answer
   x = 27,442.95