Finding the Fourth Proportional to 106,466.56, 159,672.56 and 31,569.20

Step by Step Solution

1. Step 1: Write the proportion equation
   106,466.56 : 159,672.56 = 31,569.20 : x
2. Step 2: Convert to fraction form
   106,466.56/159,672.56 = 31,569.20/x
3. Step 3: Cross multiply
   106,466.56x = 159,672.56 × 31,569.20
4. Step 4: Simplify right side
   106,466.56x = 5,040,734,981.15
5. Step 5: Solve for x
   x = 5,040,734,981.15/106,466.56
6. Step 6: Final answer
   x = 47,345.71