Finding the Fourth Proportional to 110,527.60, 165,621.30 and 82,315.30

Step by Step Solution

1. Step 1: Write the proportion equation
   110,527.60 : 165,621.30 = 82,315.30 : x
2. Step 2: Convert to fraction form
   110,527.60/165,621.30 = 82,315.30/x
3. Step 3: Cross multiply
   110,527.60x = 165,621.30 × 82,315.30
4. Step 4: Simplify right side
   110,527.60x = 13,633,166,995.89
5. Step 5: Solve for x
   x = 13,633,166,995.89/110,527.60
6. Step 6: Final answer
   x = 123,346.27