Finding the Fourth Proportional to 1,321,631,463.72, 1,825,716,465.54 and 1,059,057,716.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,321,631,463.72 : 1,825,716,465.54 = 1,059,057,716.52 : x
2. Step 2: Convert to fraction form
   1,321,631,463.72/1,825,716,465.54 = 1,059,057,716.52/x
3. Step 3: Cross multiply
   1,321,631,463.72x = 1,825,716,465.54 × 1,059,057,716.52
4. Step 4: Simplify right side
   1,321,631,463.72x = 1,933,539,111,007,757,568
5. Step 5: Solve for x
   x = 1,933,539,111,007,757,568/1,321,631,463.72
6. Step 6: Final answer
   x = 1,462,994,158.42