Finding the Third Proportional to 474,691 and 734,764.50

Step by Step Solution

1. Step 1: Write the proportion equation
   474,691 : 734,764.50 = 734,764.50 : x
2. Step 2: Convert to fraction form
   474,691/734,764.50 = 734,764.50/x
3. Step 3: Cross multiply
   474,691x = 734,764.50 × 734,764.50
4. Step 4: Simplify right side
   474,691x = 539,878,870,460.25
5. Step 5: Solve for x
   x = 539,878,870,460.25/474,691
6. Step 6: Final answer
   x = 1,137,326.96