Finding the Third Proportional to 3,920,569.50 and 8,441,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,920,569.50 : 8,441,875.50 = 8,441,875.50 : x
2. Step 2: Convert to fraction form
   3,920,569.50/8,441,875.50 = 8,441,875.50/x
3. Step 3: Cross multiply
   3,920,569.50x = 8,441,875.50 × 8,441,875.50
4. Step 4: Simplify right side
   3,920,569.50x = 71,265,261,957,500.25
5. Step 5: Solve for x
   x = 71,265,261,957,500.25/3,920,569.50
6. Step 6: Final answer
   x = 18,177,272.96