Finding the Third Proportional to 477,627.25 and 649,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   477,627.25 : 649,005.50 = 649,005.50 : x
2. Step 2: Convert to fraction form
   477,627.25/649,005.50 = 649,005.50/x
3. Step 3: Cross multiply
   477,627.25x = 649,005.50 × 649,005.50
4. Step 4: Simplify right side
   477,627.25x = 421,208,139,030.25
5. Step 5: Solve for x
   x = 421,208,139,030.25/477,627.25
6. Step 6: Final answer
   x = 881,876.27