Finding the Fourth Proportional to 106,719.52, 160,103.04 and 31,840.96

Step by Step Solution

1. Step 1: Write the proportion equation
   106,719.52 : 160,103.04 = 31,840.96 : x
2. Step 2: Convert to fraction form
   106,719.52/160,103.04 = 31,840.96/x
3. Step 3: Cross multiply
   106,719.52x = 160,103.04 × 31,840.96
4. Step 4: Simplify right side
   106,719.52x = 5,097,834,492.52
5. Step 5: Solve for x
   x = 5,097,834,492.52/106,719.52
6. Step 6: Final answer
   x = 47,768.53