Finding the Third Proportional to 791,016 and 1,638,109.50

Step by Step Solution

1. Step 1: Write the proportion equation
   791,016 : 1,638,109.50 = 1,638,109.50 : x
2. Step 2: Convert to fraction form
   791,016/1,638,109.50 = 1,638,109.50/x
3. Step 3: Cross multiply
   791,016x = 1,638,109.50 × 1,638,109.50
4. Step 4: Simplify right side
   791,016x = 2,683,402,733,990.25
5. Step 5: Solve for x
   x = 2,683,402,733,990.25/791,016
6. Step 6: Final answer
   x = 3,392,349.50