Finding the Third Proportional to 492,867 and 741,487.50

Step by Step Solution

1. Step 1: Write the proportion equation
   492,867 : 741,487.50 = 741,487.50 : x
2. Step 2: Convert to fraction form
   492,867/741,487.50 = 741,487.50/x
3. Step 3: Cross multiply
   492,867x = 741,487.50 × 741,487.50
4. Step 4: Simplify right side
   492,867x = 549,803,712,656.25
5. Step 5: Solve for x
   x = 549,803,712,656.25/492,867
6. Step 6: Final answer
   x = 1,115,521.45