Finding the Third Proportional to 843,480 and 1,819,822.50

Step by Step Solution

1. Step 1: Write the proportion equation
   843,480 : 1,819,822.50 = 1,819,822.50 : x
2. Step 2: Convert to fraction form
   843,480/1,819,822.50 = 1,819,822.50/x
3. Step 3: Cross multiply
   843,480x = 1,819,822.50 × 1,819,822.50
4. Step 4: Simplify right side
   843,480x = 3,311,753,931,506.25
5. Step 5: Solve for x
   x = 3,311,753,931,506.25/843,480
6. Step 6: Final answer
   x = 3,926,298.11