Finding the Fourth Proportional to 8,215,665.14, 12,323,778.78 and 2,824,269.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,215,665.14 : 12,323,778.78 = 2,824,269.50 : x
2. Step 2: Convert to fraction form
   8,215,665.14/12,323,778.78 = 2,824,269.50/x
3. Step 3: Cross multiply
   8,215,665.14x = 12,323,778.78 × 2,824,269.50
4. Step 4: Simplify right side
   8,215,665.14x = 34,805,672,533,101.21
5. Step 5: Solve for x
   x = 34,805,672,533,101.21/8,215,665.14
6. Step 6: Final answer
   x = 4,236,500.87