Finding the Third Proportional to 493,573.50 and 744,003

Step by Step Solution

1. Step 1: Write the proportion equation
   493,573.50 : 744,003 = 744,003 : x
2. Step 2: Convert to fraction form
   493,573.50/744,003 = 744,003/x
3. Step 3: Cross multiply
   493,573.50x = 744,003 × 744,003
4. Step 4: Simplify right side
   493,573.50x = 553,540,464,009
5. Step 5: Solve for x
   x = 553,540,464,009/493,573.50
6. Step 6: Final answer
   x = 1,121,495.51