Finding the Fourth Proportional to 179,796.35, 248,118.71 and 99,223.86

Step by Step Solution

1. Step 1: Write the proportion equation
   179,796.35 : 248,118.71 = 99,223.86 : x
2. Step 2: Convert to fraction form
   179,796.35/248,118.71 = 99,223.86/x
3. Step 3: Cross multiply
   179,796.35x = 248,118.71 × 99,223.86
4. Step 4: Simplify right side
   179,796.35x = 24,619,295,648.30
5. Step 5: Solve for x
   x = 24,619,295,648.30/179,796.35
6. Step 6: Final answer
   x = 136,928.79