Finding the Fourth Proportional to 2,080,128,561.48, 2,870,759,018.69 and 1,140,512,806.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,128,561.48 : 2,870,759,018.69 = 1,140,512,806.74 : x
2. Step 2: Convert to fraction form
   2,080,128,561.48/2,870,759,018.69 = 1,140,512,806.74/x
3. Step 3: Cross multiply
   2,080,128,561.48x = 2,870,759,018.69 × 1,140,512,806.74
4. Step 4: Simplify right side
   2,080,128,561.48x = 3,274,137,425,874,597,376
5. Step 5: Solve for x
   x = 3,274,137,425,874,597,376/2,080,128,561.48
6. Step 6: Final answer
   x = 1,574,007,244.80