Finding the Fourth Proportional to 110,521.98, 165,815.31 and 35,640.62

Step by Step Solution

1. Step 1: Write the proportion equation
   110,521.98 : 165,815.31 = 35,640.62 : x
2. Step 2: Convert to fraction form
   110,521.98/165,815.31 = 35,640.62/x
3. Step 3: Cross multiply
   110,521.98x = 165,815.31 × 35,640.62
4. Step 4: Simplify right side
   110,521.98x = 5,909,759,624.82
5. Step 5: Solve for x
   x = 5,909,759,624.82/110,521.98
6. Step 6: Final answer
   x = 53,471.35