Finding the Third Proportional to 116,803.50 and 254,487

Step by Step Solution

1. Step 1: Write the proportion equation
   116,803.50 : 254,487 = 254,487 : x
2. Step 2: Convert to fraction form
   116,803.50/254,487 = 254,487/x
3. Step 3: Cross multiply
   116,803.50x = 254,487 × 254,487
4. Step 4: Simplify right side
   116,803.50x = 64,763,633,169
5. Step 5: Solve for x
   x = 64,763,633,169/116,803.50
6. Step 6: Final answer
   x = 554,466.55