Finding the Fourth Proportional to 206,460.72, 284,892.86 and 115,797.83

Step by Step Solution

1. Step 1: Write the proportion equation
   206,460.72 : 284,892.86 = 115,797.83 : x
2. Step 2: Convert to fraction form
   206,460.72/284,892.86 = 115,797.83/x
3. Step 3: Cross multiply
   206,460.72x = 284,892.86 × 115,797.83
4. Step 4: Simplify right side
   206,460.72x = 32,989,973,835.52
5. Step 5: Solve for x
   x = 32,989,973,835.52/206,460.72
6. Step 6: Final answer
   x = 159,788.14