Finding the Fourth Proportional to 106,008.57, 158,973.98 and 31,109.49

Step by Step Solution

1. Step 1: Write the proportion equation
   106,008.57 : 158,973.98 = 31,109.49 : x
2. Step 2: Convert to fraction form
   106,008.57/158,973.98 = 31,109.49/x
3. Step 3: Cross multiply
   106,008.57x = 158,973.98 × 31,109.49
4. Step 4: Simplify right side
   106,008.57x = 4,945,599,285.52
5. Step 5: Solve for x
   x = 4,945,599,285.52/106,008.57
6. Step 6: Final answer
   x = 46,652.83