Finding the Fourth Proportional to 110,387.81, 165,583.34 and 31,502.06

Step by Step Solution

1. Step 1: Write the proportion equation
   110,387.81 : 165,583.34 = 31,502.06 : x
2. Step 2: Convert to fraction form
   110,387.81/165,583.34 = 31,502.06/x
3. Step 3: Cross multiply
   110,387.81x = 165,583.34 × 31,502.06
4. Step 4: Simplify right side
   110,387.81x = 5,216,216,996.73
5. Step 5: Solve for x
   x = 5,216,216,996.73/110,387.81
6. Step 6: Final answer
   x = 47,253.56