Finding the Third Proportional to 264,672 and 624,702.75

Step by Step Solution

1. Step 1: Write the proportion equation
   264,672 : 624,702.75 = 624,702.75 : x
2. Step 2: Convert to fraction form
   264,672/624,702.75 = 624,702.75/x
3. Step 3: Cross multiply
   264,672x = 624,702.75 × 624,702.75
4. Step 4: Simplify right side
   264,672x = 390,253,525,857.56
5. Step 5: Solve for x
   x = 390,253,525,857.56/264,672
6. Step 6: Final answer
   x = 1,474,479.83