Finding the Fourth Proportional to 106,562.79, 159,870.49 and 31,682.61

Step by Step Solution

1. Step 1: Write the proportion equation
   106,562.79 : 159,870.49 = 31,682.61 : x
2. Step 2: Convert to fraction form
   106,562.79/159,870.49 = 31,682.61/x
3. Step 3: Cross multiply
   106,562.79x = 159,870.49 × 31,682.61
4. Step 4: Simplify right side
   106,562.79x = 5,065,113,427.41
5. Step 5: Solve for x
   x = 5,065,113,427.41/106,562.79
6. Step 6: Final answer
   x = 47,531.73