Finding the Fourth Proportional to 106,657.33, 160,009.06 and 31,783.50

Step by Step Solution

1. Step 1: Write the proportion equation
   106,657.33 : 160,009.06 = 31,783.50 : x
2. Step 2: Convert to fraction form
   106,657.33/160,009.06 = 31,783.50/x
3. Step 3: Cross multiply
   106,657.33x = 160,009.06 × 31,783.50
4. Step 4: Simplify right side
   106,657.33x = 5,085,647,799.59
5. Step 5: Solve for x
   x = 5,085,647,799.59/106,657.33
6. Step 6: Final answer
   x = 47,682.12