Finding the Third Proportional to 254,155.50 and 529,380

Step by Step Solution

1. Step 1: Write the proportion equation
   254,155.50 : 529,380 = 529,380 : x
2. Step 2: Convert to fraction form
   254,155.50/529,380 = 529,380/x
3. Step 3: Cross multiply
   254,155.50x = 529,380 × 529,380
4. Step 4: Simplify right side
   254,155.50x = 280,243,184,400
5. Step 5: Solve for x
   x = 280,243,184,400/254,155.50
6. Step 6: Final answer
   x = 1,102,644.58