Finding the Fourth Proportional to 71,056.09, 98,054.83 and 39,224.30

Step by Step Solution

1. Step 1: Write the proportion equation
   71,056.09 : 98,054.83 = 39,224.30 : x
2. Step 2: Convert to fraction form
   71,056.09/98,054.83 = 39,224.30/x
3. Step 3: Cross multiply
   71,056.09x = 98,054.83 × 39,224.30
4. Step 4: Simplify right side
   71,056.09x = 3,846,132,068.37
5. Step 5: Solve for x
   x = 3,846,132,068.37/71,056.09
6. Step 6: Final answer
   x = 54,128.12