Finding the Fourth Proportional to 199,681,714.72, 275,571,410.88 and 111,577,851.10

Step by Step Solution

1. Step 1: Write the proportion equation
   199,681,714.72 : 275,571,410.88 = 111,577,851.10 : x
2. Step 2: Convert to fraction form
   199,681,714.72/275,571,410.88 = 111,577,851.10/x
3. Step 3: Cross multiply
   199,681,714.72x = 275,571,410.88 × 111,577,851.10
4. Step 4: Simplify right side
   199,681,714.72x = 30,747,665,850,585,556
5. Step 5: Solve for x
   x = 30,747,665,850,585,556/199,681,714.72
6. Step 6: Final answer
   x = 153,983,382.47