Finding the Fourth Proportional to 2,971,802,918.82, 4,458,926,300.24 and 1,312,834,648.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,971,802,918.82 : 4,458,926,300.24 = 1,312,834,648.26 : x
2. Step 2: Convert to fraction form
   2,971,802,918.82/4,458,926,300.24 = 1,312,834,648.26/x
3. Step 3: Cross multiply
   2,971,802,918.82x = 4,458,926,300.24 × 1,312,834,648.26
4. Step 4: Simplify right side
   2,971,802,918.82x = 5,853,832,941,013,069,824
5. Step 5: Solve for x
   x = 5,853,832,941,013,069,824/2,971,802,918.82
6. Step 6: Final answer
   x = 1,969,791,773.18