Finding the Fourth Proportional to 109,674.64, 163,548.90 and 108,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,674.64 : 163,548.90 = 108,676.72 : x
2. Step 2: Convert to fraction form
   109,674.64/163,548.90 = 108,676.72/x
3. Step 3: Cross multiply
   109,674.64x = 163,548.90 × 108,676.72
4. Step 4: Simplify right side
   109,674.64x = 17,773,958,011.61
5. Step 5: Solve for x
   x = 17,773,958,011.61/109,674.64
6. Step 6: Final answer
   x = 162,060.78