Finding the Fourth Proportional to 110,523.60, 165,817.72 and 35,642.20

Step by Step Solution

1. Step 1: Write the proportion equation
   110,523.60 : 165,817.72 = 35,642.20 : x
2. Step 2: Convert to fraction form
   110,523.60/165,817.72 = 35,642.20/x
3. Step 3: Cross multiply
   110,523.60x = 165,817.72 × 35,642.20
4. Step 4: Simplify right side
   110,523.60x = 5,910,108,339.78
5. Step 5: Solve for x
   x = 5,910,108,339.78/110,523.60
6. Step 6: Final answer
   x = 53,473.72