Finding the Third Proportional to 311,286 and 468,184.50

Step by Step Solution

1. Step 1: Write the proportion equation
   311,286 : 468,184.50 = 468,184.50 : x
2. Step 2: Convert to fraction form
   311,286/468,184.50 = 468,184.50/x
3. Step 3: Cross multiply
   311,286x = 468,184.50 × 468,184.50
4. Step 4: Simplify right side
   311,286x = 219,196,726,040.25
5. Step 5: Solve for x
   x = 219,196,726,040.25/311,286
6. Step 6: Final answer
   x = 704,165.06