Finding the Fourth Proportional to 1,616,676,399.92, 2,231,000,436.12 and 938,556,272.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616,676,399.92 : 2,231,000,436.12 = 938,556,272.72 : x
2. Step 2: Convert to fraction form
   1,616,676,399.92/2,231,000,436.12 = 938,556,272.72/x
3. Step 3: Cross multiply
   1,616,676,399.92x = 2,231,000,436.12 × 938,556,272.72
4. Step 4: Simplify right side
   1,616,676,399.92x = 2,093,919,453,761,481,728
5. Step 5: Solve for x
   x = 2,093,919,453,761,481,728/1,616,676,399.92
6. Step 6: Final answer
   x = 1,295,200,111.70