Finding the Fourth Proportional to 106,008.82, 158,974.35 and 31,109.74

Step by Step Solution

1. Step 1: Write the proportion equation
   106,008.82 : 158,974.35 = 31,109.74 : x
2. Step 2: Convert to fraction form
   106,008.82/158,974.35 = 31,109.74/x
3. Step 3: Cross multiply
   106,008.82x = 158,974.35 × 31,109.74
4. Step 4: Simplify right side
   106,008.82x = 4,945,650,695.17
5. Step 5: Solve for x
   x = 4,945,650,695.17/106,008.82
6. Step 6: Final answer
   x = 46,653.20