Finding the Fourth Proportional to 14,297,288.10, 21,456,563.67 and 5,777,698.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,297,288.10 : 21,456,563.67 = 5,777,698.38 : x
2. Step 2: Convert to fraction form
   14,297,288.10/21,456,563.67 = 5,777,698.38/x
3. Step 3: Cross multiply
   14,297,288.10x = 21,456,563.67 × 5,777,698.38
4. Step 4: Simplify right side
   14,297,288.10x = 123,969,553,156,525.86
5. Step 5: Solve for x
   x = 123,969,553,156,525.86/14,297,288.10
6. Step 6: Final answer
   x = 8,670,843.89