Finding the Third Proportional to 610,840 and 932,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   610,840 : 932,059.50 = 932,059.50 : x
2. Step 2: Convert to fraction form
   610,840/932,059.50 = 932,059.50/x
3. Step 3: Cross multiply
   610,840x = 932,059.50 × 932,059.50
4. Step 4: Simplify right side
   610,840x = 868,734,911,540.25
5. Step 5: Solve for x
   x = 868,734,911,540.25/610,840
6. Step 6: Final answer
   x = 1,422,197.16