Finding the Third Proportional to 472,300.88 and 549,073.69

Step by Step Solution

1. Step 1: Write the proportion equation
   472,300.88 : 549,073.69 = 549,073.69 : x
2. Step 2: Convert to fraction form
   472,300.88/549,073.69 = 549,073.69/x
3. Step 3: Cross multiply
   472,300.88x = 549,073.69 × 549,073.69
4. Step 4: Simplify right side
   472,300.88x = 301,481,914,304.85
5. Step 5: Solve for x
   x = 301,481,914,304.85/472,300.88
6. Step 6: Final answer
   x = 638,325.97