Finding the Fourth Proportional to 71,293.46, 98,378.24 and 42,607.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,293.46 : 98,378.24 = 42,607.42 : x
2. Step 2: Convert to fraction form
   71,293.46/98,378.24 = 42,607.42/x
3. Step 3: Cross multiply
   71,293.46x = 98,378.24 × 42,607.42
4. Step 4: Simplify right side
   71,293.46x = 4,191,642,498.65
5. Step 5: Solve for x
   x = 4,191,642,498.65/71,293.46
6. Step 6: Final answer
   x = 58,794.21