Finding the Fourth Proportional to 16,152,648.40, 22,290,724.59 and 8,810,639.11

Step by Step Solution

1. Step 1: Write the proportion equation
   16,152,648.40 : 22,290,724.59 = 8,810,639.11 : x
2. Step 2: Convert to fraction form
   16,152,648.40/22,290,724.59 = 8,810,639.11/x
3. Step 3: Cross multiply
   16,152,648.40x = 22,290,724.59 × 8,810,639.11
4. Step 4: Simplify right side
   16,152,648.40x = 196,395,529,862,892.69
5. Step 5: Solve for x
   x = 196,395,529,862,892.69/16,152,648.40
6. Step 6: Final answer
   x = 12,158,720.04