Finding the Fourth Proportional to 113,375.46, 156,673.90 and 85,031.94

Step by Step Solution

1. Step 1: Write the proportion equation
   113,375.46 : 156,673.90 = 85,031.94 : x
2. Step 2: Convert to fraction form
   113,375.46/156,673.90 = 85,031.94/x
3. Step 3: Cross multiply
   113,375.46x = 156,673.90 × 85,031.94
4. Step 4: Simplify right side
   113,375.46x = 13,322,285,664.37
5. Step 5: Solve for x
   x = 13,322,285,664.37/113,375.46
6. Step 6: Final answer
   x = 117,505.90