Finding the Fourth Proportional to 152,785.72, 229,181.46 and 52,949.17

Step by Step Solution

1. Step 1: Write the proportion equation
   152,785.72 : 229,181.46 = 52,949.17 : x
2. Step 2: Convert to fraction form
   152,785.72/229,181.46 = 52,949.17/x
3. Step 3: Cross multiply
   152,785.72x = 229,181.46 × 52,949.17
4. Step 4: Simplify right side
   152,785.72x = 12,134,968,086.39
5. Step 5: Solve for x
   x = 12,134,968,086.39/152,785.72
6. Step 6: Final answer
   x = 79,424.75