Finding the Third Proportional to 521,751 and 744,352.50

Step by Step Solution

1. Step 1: Write the proportion equation
   521,751 : 744,352.50 = 744,352.50 : x
2. Step 2: Convert to fraction form
   521,751/744,352.50 = 744,352.50/x
3. Step 3: Cross multiply
   521,751x = 744,352.50 × 744,352.50
4. Step 4: Simplify right side
   521,751x = 554,060,644,256.25
5. Step 5: Solve for x
   x = 554,060,644,256.25/521,751
6. Step 6: Final answer
   x = 1,061,925.41