Finding the Third Proportional to 291,195 and 596,503.50

Step by Step Solution

1. Step 1: Write the proportion equation
   291,195 : 596,503.50 = 596,503.50 : x
2. Step 2: Convert to fraction form
   291,195/596,503.50 = 596,503.50/x
3. Step 3: Cross multiply
   291,195x = 596,503.50 × 596,503.50
4. Step 4: Simplify right side
   291,195x = 355,816,425,512.25
5. Step 5: Solve for x
   x = 355,816,425,512.25/291,195
6. Step 6: Final answer
   x = 1,221,918.05