Finding the Third Proportional to 637,872 and 1,027,768.50

Step by Step Solution

1. Step 1: Write the proportion equation
   637,872 : 1,027,768.50 = 1,027,768.50 : x
2. Step 2: Convert to fraction form
   637,872/1,027,768.50 = 1,027,768.50/x
3. Step 3: Cross multiply
   637,872x = 1,027,768.50 × 1,027,768.50
4. Step 4: Simplify right side
   637,872x = 1,056,308,089,592.25
5. Step 5: Solve for x
   x = 1,056,308,089,592.25/637,872
6. Step 6: Final answer
   x = 1,655,987.55