Finding the Third Proportional to 252,906 and 529,193.50

Step by Step Solution

1. Step 1: Write the proportion equation
   252,906 : 529,193.50 = 529,193.50 : x
2. Step 2: Convert to fraction form
   252,906/529,193.50 = 529,193.50/x
3. Step 3: Cross multiply
   252,906x = 529,193.50 × 529,193.50
4. Step 4: Simplify right side
   252,906x = 280,045,760,442.25
5. Step 5: Solve for x
   x = 280,045,760,442.25/252,906
6. Step 6: Final answer
   x = 1,107,311.65