Finding the Fourth Proportional to 2,618,359,469.56, 3,613,412,672.22 and 1,429,004,721.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618,359,469.56 : 3,613,412,672.22 = 1,429,004,721.88 : x
2. Step 2: Convert to fraction form
   2,618,359,469.56/3,613,412,672.22 = 1,429,004,721.88/x
3. Step 3: Cross multiply
   2,618,359,469.56x = 3,613,412,672.22 × 1,429,004,721.88
4. Step 4: Simplify right side
   2,618,359,469.56x = 5,163,583,770,703,409,152
5. Step 5: Solve for x
   x = 5,163,583,770,703,409,152/2,618,359,469.56
6. Step 6: Final answer
   x = 1,972,068,323.98