Finding the Third Proportional to 491,697 and 742,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   491,697 : 742,063.50 = 742,063.50 : x
2. Step 2: Convert to fraction form
   491,697/742,063.50 = 742,063.50/x
3. Step 3: Cross multiply
   491,697x = 742,063.50 × 742,063.50
4. Step 4: Simplify right side
   491,697x = 550,658,238,032.25
5. Step 5: Solve for x
   x = 550,658,238,032.25/491,697
6. Step 6: Final answer
   x = 1,119,913.76