Finding the Third Proportional to 228,096 and 357,808.50

Step by Step Solution

1. Step 1: Write the proportion equation
   228,096 : 357,808.50 = 357,808.50 : x
2. Step 2: Convert to fraction form
   228,096/357,808.50 = 357,808.50/x
3. Step 3: Cross multiply
   228,096x = 357,808.50 × 357,808.50
4. Step 4: Simplify right side
   228,096x = 128,026,922,672.25
5. Step 5: Solve for x
   x = 128,026,922,672.25/228,096
6. Step 6: Final answer
   x = 561,285.26