Finding the Fourth Proportional to 188,443.27, 260,061.69 and 106,787.35

Step by Step Solution

1. Step 1: Write the proportion equation
   188,443.27 : 260,061.69 = 106,787.35 : x
2. Step 2: Convert to fraction form
   188,443.27/260,061.69 = 106,787.35/x
3. Step 3: Cross multiply
   188,443.27x = 260,061.69 × 106,787.35
4. Step 4: Simplify right side
   188,443.27x = 27,771,298,177.68
5. Step 5: Solve for x
   x = 27,771,298,177.68/188,443.27
6. Step 6: Final answer
   x = 147,372.19