Finding the Third Proportional to 372,772.69 and 583,147.69

Step by Step Solution

1. Step 1: Write the proportion equation
   372,772.69 : 583,147.69 = 583,147.69 : x
2. Step 2: Convert to fraction form
   372,772.69/583,147.69 = 583,147.69/x
3. Step 3: Cross multiply
   372,772.69x = 583,147.69 × 583,147.69
4. Step 4: Simplify right side
   372,772.69x = 340,061,225,436.60
5. Step 5: Solve for x
   x = 340,061,225,436.60/372,772.69
6. Step 6: Final answer
   x = 912,248.23