Finding the Fourth Proportional to 2,621,072,182.52, 3,931,622,971.42 and 874,270,123.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,072,182.52 : 3,931,622,971.42 = 874,270,123.80 : x
2. Step 2: Convert to fraction form
   2,621,072,182.52/3,931,622,971.42 = 874,270,123.80/x
3. Step 3: Cross multiply
   2,621,072,182.52x = 3,931,622,971.42 × 874,270,123.80
4. Step 4: Simplify right side
   2,621,072,182.52x = 3,437,300,501,958,287,360
5. Step 5: Solve for x
   x = 3,437,300,501,958,287,360/2,621,072,182.52
6. Step 6: Final answer
   x = 1,311,410,088.16