Finding the Fourth Proportional to 123,954, 186,605.46 and 112,931.52

Step by Step Solution

1. Step 1: Write the proportion equation
   123,954 : 186,605.46 = 112,931.52 : x
2. Step 2: Convert to fraction form
   123,954/186,605.46 = 112,931.52/x
3. Step 3: Cross multiply
   123,954x = 186,605.46 × 112,931.52
4. Step 4: Simplify right side
   123,954x = 21,073,638,238.10
5. Step 5: Solve for x
   x = 21,073,638,238.10/123,954
6. Step 6: Final answer
   x = 170,011.76