Finding the Fourth Proportional to 2,621,072,502.86, 3,931,623,452.82 and 874,270,444.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,072,502.86 : 3,931,623,452.82 = 874,270,444.02 : x
2. Step 2: Convert to fraction form
   2,621,072,502.86/3,931,623,452.82 = 874,270,444.02/x
3. Step 3: Cross multiply
   2,621,072,502.86x = 3,931,623,452.82 × 874,270,444.02
4. Step 4: Simplify right side
   2,621,072,502.86x = 3,437,302,181,816,387,072
5. Step 5: Solve for x
   x = 3,437,302,181,816,387,072/2,621,072,502.86
6. Step 6: Final answer
   x = 1,311,410,568.79