Finding the Fourth Proportional to 109,098.06, 163,722.42 and 71,676.06

Step by Step Solution

1. Step 1: Write the proportion equation
   109,098.06 : 163,722.42 = 71,676.06 : x
2. Step 2: Convert to fraction form
   109,098.06/163,722.42 = 71,676.06/x
3. Step 3: Cross multiply
   109,098.06x = 163,722.42 × 71,676.06
4. Step 4: Simplify right side
   109,098.06x = 11,734,977,999.27
5. Step 5: Solve for x
   x = 11,734,977,999.27/109,098.06
6. Step 6: Final answer
   x = 107,563.58