Finding the Fourth Proportional to 2,010,942,896.72, 2,775,485,410.40 and 1,331,561,561.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010,942,896.72 : 2,775,485,410.40 = 1,331,561,561.10 : x
2. Step 2: Convert to fraction form
   2,010,942,896.72/2,775,485,410.40 = 1,331,561,561.10/x
3. Step 3: Cross multiply
   2,010,942,896.72x = 2,775,485,410.40 × 1,331,561,561.10
4. Step 4: Simplify right side
   2,010,942,896.72x = 3,695,729,685,882,498,048
5. Step 5: Solve for x
   x = 3,695,729,685,882,498,048/2,010,942,896.72
6. Step 6: Final answer
   x = 1,837,809,363.91