Finding the Fourth Proportional to 2,752,742,019.78, 4,130,404,431.30 and 1,372,664,144.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,752,742,019.78 : 4,130,404,431.30 = 1,372,664,144.52 : x
2. Step 2: Convert to fraction form
   2,752,742,019.78/4,130,404,431.30 = 1,372,664,144.52/x
3. Step 3: Cross multiply
   2,752,742,019.78x = 4,130,404,431.30 × 1,372,664,144.52
4. Step 4: Simplify right side
   2,752,742,019.78x = 5,669,658,065,212,032,000
5. Step 5: Solve for x
   x = 5,669,658,065,212,032,000/2,752,742,019.78
6. Step 6: Final answer
   x = 2,059,640,178.58