Finding the Fourth Proportional to 71,419.06, 98,555.46 and 39,152.98

Step by Step Solution

1. Step 1: Write the proportion equation
   71,419.06 : 98,555.46 = 39,152.98 : x
2. Step 2: Convert to fraction form
   71,419.06/98,555.46 = 39,152.98/x
3. Step 3: Cross multiply
   71,419.06x = 98,555.46 × 39,152.98
4. Step 4: Simplify right side
   71,419.06x = 3,858,739,954.27
5. Step 5: Solve for x
   x = 3,858,739,954.27/71,419.06
6. Step 6: Final answer
   x = 54,029.55