Finding the Fourth Proportional to 152,158.66, 228,335.91 and 82,086.34

Step by Step Solution

1. Step 1: Write the proportion equation
   152,158.66 : 228,335.91 = 82,086.34 : x
2. Step 2: Convert to fraction form
   152,158.66/228,335.91 = 82,086.34/x
3. Step 3: Cross multiply
   152,158.66x = 228,335.91 × 82,086.34
4. Step 4: Simplify right side
   152,158.66x = 18,743,259,142.47
5. Step 5: Solve for x
   x = 18,743,259,142.47/152,158.66
6. Step 6: Final answer
   x = 123,182.34