Finding the Fourth Proportional to 68,404.62, 94,399.92 and 42,912.06

Step by Step Solution

1. Step 1: Write the proportion equation
   68,404.62 : 94,399.92 = 42,912.06 : x
2. Step 2: Convert to fraction form
   68,404.62/94,399.92 = 42,912.06/x
3. Step 3: Cross multiply
   68,404.62x = 94,399.92 × 42,912.06
4. Step 4: Simplify right side
   68,404.62x = 4,050,895,031.04
5. Step 5: Solve for x
   x = 4,050,895,031.04/68,404.62
6. Step 6: Final answer
   x = 59,219.61