Finding the Fourth Proportional to 21,004,266.10, 31,493,957.55 and 10,926,570.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,004,266.10 : 31,493,957.55 = 10,926,570.10 : x
2. Step 2: Convert to fraction form
   21,004,266.10/31,493,957.55 = 10,926,570.10/x
3. Step 3: Cross multiply
   21,004,266.10x = 31,493,957.55 × 10,926,570.10
4. Step 4: Simplify right side
   21,004,266.10x = 344,120,934,896,499.25
5. Step 5: Solve for x
   x = 344,120,934,896,499.25/21,004,266.10
6. Step 6: Final answer
   x = 16,383,382.94