Finding the Third Proportional to 863,946 and 1,216,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   863,946 : 1,216,093.50 = 1,216,093.50 : x
2. Step 2: Convert to fraction form
   863,946/1,216,093.50 = 1,216,093.50/x
3. Step 3: Cross multiply
   863,946x = 1,216,093.50 × 1,216,093.50
4. Step 4: Simplify right side
   863,946x = 1,478,883,400,742.25
5. Step 5: Solve for x
   x = 1,478,883,400,742.25/863,946
6. Step 6: Final answer
   x = 1,711,777.59