Finding the Fourth Proportional to 11,081,880.72, 16,633,039.32 and 5,620,808.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081,880.72 : 16,633,039.32 = 5,620,808.16 : x
2. Step 2: Convert to fraction form
   11,081,880.72/16,633,039.32 = 5,620,808.16/x
3. Step 3: Cross multiply
   11,081,880.72x = 16,633,039.32 × 5,620,808.16
4. Step 4: Simplify right side
   11,081,880.72x = 93,491,123,135,456.86
5. Step 5: Solve for x
   x = 93,491,123,135,456.86/11,081,880.72
6. Step 6: Final answer
   x = 8,436,395.00