Finding the Fourth Proportional to 113,475.42, 156,258 and 110,957.82

Step by Step Solution

1. Step 1: Write the proportion equation
   113,475.42 : 156,258 = 110,957.82 : x
2. Step 2: Convert to fraction form
   113,475.42/156,258 = 110,957.82/x
3. Step 3: Cross multiply
   113,475.42x = 156,258 × 110,957.82
4. Step 4: Simplify right side
   113,475.42x = 17,338,047,037.56
5. Step 5: Solve for x
   x = 17,338,047,037.56/113,475.42
6. Step 6: Final answer
   x = 152,791.21