Finding the Fourth Proportional to 31,445.56, 43,393.62 and 17,104.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,445.56 : 43,393.62 = 17,104.72 : x
2. Step 2: Convert to fraction form
   31,445.56/43,393.62 = 17,104.72/x
3. Step 3: Cross multiply
   31,445.56x = 43,393.62 × 17,104.72
4. Step 4: Simplify right side
   31,445.56x = 742,235,719.89
5. Step 5: Solve for x
   x = 742,235,719.89/31,445.56
6. Step 6: Final answer
   x = 23,603.83