Finding the Third Proportional to 57,055.50 and 120,483

Step by Step Solution

1. Step 1: Write the proportion equation
   57,055.50 : 120,483 = 120,483 : x
2. Step 2: Convert to fraction form
   57,055.50/120,483 = 120,483/x
3. Step 3: Cross multiply
   57,055.50x = 120,483 × 120,483
4. Step 4: Simplify right side
   57,055.50x = 14,516,153,289
5. Step 5: Solve for x
   x = 14,516,153,289/57,055.50
6. Step 6: Final answer
   x = 254,421.63