Finding the Third Proportional to 254,630.25 and 530,172

Step by Step Solution

1. Step 1: Write the proportion equation
   254,630.25 : 530,172 = 530,172 : x
2. Step 2: Convert to fraction form
   254,630.25/530,172 = 530,172/x
3. Step 3: Cross multiply
   254,630.25x = 530,172 × 530,172
4. Step 4: Simplify right side
   254,630.25x = 281,082,349,584
5. Step 5: Solve for x
   x = 281,082,349,584/254,630.25
6. Step 6: Final answer
   x = 1,103,884.36