Finding the Fourth Proportional to 110,065.39, 165,075 and 31,158.43

Step by Step Solution

1. Step 1: Write the proportion equation
   110,065.39 : 165,075 = 31,158.43 : x
2. Step 2: Convert to fraction form
   110,065.39/165,075 = 31,158.43/x
3. Step 3: Cross multiply
   110,065.39x = 165,075 × 31,158.43
4. Step 4: Simplify right side
   110,065.39x = 5,143,477,832.25
5. Step 5: Solve for x
   x = 5,143,477,832.25/110,065.39
6. Step 6: Final answer
   x = 46,731.11