Finding the Third Proportional to 112,657.50 and 228,423

Step by Step Solution

1. Step 1: Write the proportion equation
   112,657.50 : 228,423 = 228,423 : x
2. Step 2: Convert to fraction form
   112,657.50/228,423 = 228,423/x
3. Step 3: Cross multiply
   112,657.50x = 228,423 × 228,423
4. Step 4: Simplify right side
   112,657.50x = 52,177,066,929
5. Step 5: Solve for x
   x = 52,177,066,929/112,657.50
6. Step 6: Final answer
   x = 463,147.74