Finding the Fourth Proportional to 1,570,981,640.27, 2,356,484,272.83 and 697,348,142.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,981,640.27 : 2,356,484,272.83 = 697,348,142.33 : x
2. Step 2: Convert to fraction form
   1,570,981,640.27/2,356,484,272.83 = 697,348,142.33/x
3. Step 3: Cross multiply
   1,570,981,640.27x = 2,356,484,272.83 × 697,348,142.33
4. Step 4: Simplify right side
   1,570,981,640.27x = 1,643,289,930,076,079,104
5. Step 5: Solve for x
   x = 1,643,289,930,076,079,104/1,570,981,640.27
6. Step 6: Final answer
   x = 1,046,027,456.95