Finding the Fourth Proportional to 2,678,949,084.84, 3,696,930,374.91 and 1,489,508,839.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,678,949,084.84 : 3,696,930,374.91 = 1,489,508,839.37 : x
2. Step 2: Convert to fraction form
   2,678,949,084.84/3,696,930,374.91 = 1,489,508,839.37/x
3. Step 3: Cross multiply
   2,678,949,084.84x = 3,696,930,374.91 × 1,489,508,839.37
4. Step 4: Simplify right side
   2,678,949,084.84x = 5,506,610,471,959,213,056
5. Step 5: Solve for x
   x = 5,506,610,471,959,213,056/2,678,949,084.84
6. Step 6: Final answer
   x = 2,055,511,432.87