Finding the Third Proportional to 265,923 and 583,513.88

Step by Step Solution

1. Step 1: Write the proportion equation
   265,923 : 583,513.88 = 583,513.88 : x
2. Step 2: Convert to fraction form
   265,923/583,513.88 = 583,513.88/x
3. Step 3: Cross multiply
   265,923x = 583,513.88 × 583,513.88
4. Step 4: Simplify right side
   265,923x = 340,488,442,317.52
5. Step 5: Solve for x
   x = 340,488,442,317.52/265,923
6. Step 6: Final answer
   x = 1,280,402.38