Finding the Fourth Proportional to 372,429.10, 558,648.86 and 106,189.72

Step by Step Solution

1. Step 1: Write the proportion equation
   372,429.10 : 558,648.86 = 106,189.72 : x
2. Step 2: Convert to fraction form
   372,429.10/558,648.86 = 106,189.72/x
3. Step 3: Cross multiply
   372,429.10x = 558,648.86 × 106,189.72
4. Step 4: Simplify right side
   372,429.10x = 59,322,766,021.72
5. Step 5: Solve for x
   x = 59,322,766,021.72/372,429.10
6. Step 6: Final answer
   x = 159,286.07