Finding the Third Proportional to 789,894.50 and 1,156,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   789,894.50 : 1,156,723.50 = 1,156,723.50 : x
2. Step 2: Convert to fraction form
   789,894.50/1,156,723.50 = 1,156,723.50/x
3. Step 3: Cross multiply
   789,894.50x = 1,156,723.50 × 1,156,723.50
4. Step 4: Simplify right side
   789,894.50x = 1,338,009,255,452.25
5. Step 5: Solve for x
   x = 1,338,009,255,452.25/789,894.50
6. Step 6: Final answer
   x = 1,693,908.81