Finding the Fourth Proportional to 16,916,662.08, 25,379,321.76 and 5,557,209.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,916,662.08 : 25,379,321.76 = 5,557,209.12 : x
2. Step 2: Convert to fraction form
   16,916,662.08/25,379,321.76 = 5,557,209.12/x
3. Step 3: Cross multiply
   16,916,662.08x = 25,379,321.76 × 5,557,209.12
4. Step 4: Simplify right side
   16,916,662.08x = 141,038,198,344,086.47
5. Step 5: Solve for x
   x = 141,038,198,344,086.47/16,916,662.08
6. Step 6: Final answer
   x = 8,337,235.66