Finding the Fourth Proportional to 2,371,059,090.48, 3,557,065,615.56 and 818,410,551.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371,059,090.48 : 3,557,065,615.56 = 818,410,551.60 : x
2. Step 2: Convert to fraction form
   2,371,059,090.48/3,557,065,615.56 = 818,410,551.60/x
3. Step 3: Cross multiply
   2,371,059,090.48x = 3,557,065,615.56 × 818,410,551.60
4. Step 4: Simplify right side
   2,371,059,090.48x = 2,911,140,032,507,853,312
5. Step 5: Solve for x
   x = 2,911,140,032,507,853,312/2,371,059,090.48
6. Step 6: Final answer
   x = 1,227,780,464.94