Finding the Fourth Proportional to 71,192.10, 98,245.71 and 39,362.34

Step by Step Solution

1. Step 1: Write the proportion equation
   71,192.10 : 98,245.71 = 39,362.34 : x
2. Step 2: Convert to fraction form
   71,192.10/98,245.71 = 39,362.34/x
3. Step 3: Cross multiply
   71,192.10x = 98,245.71 × 39,362.34
4. Step 4: Simplify right side
   71,192.10x = 3,867,181,040.56
5. Step 5: Solve for x
   x = 3,867,181,040.56/71,192.10
6. Step 6: Final answer
   x = 54,320.37