Finding the Fourth Proportional to 2,066,211,779.35, 2,851,345,025.31 and 1,161,967,445.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066,211,779.35 : 2,851,345,025.31 = 1,161,967,445.88 : x
2. Step 2: Convert to fraction form
   2,066,211,779.35/2,851,345,025.31 = 1,161,967,445.88/x
3. Step 3: Cross multiply
   2,066,211,779.35x = 2,851,345,025.31 × 1,161,967,445.88
4. Step 4: Simplify right side
   2,066,211,779.35x = 3,313,170,096,396,552,192
5. Step 5: Solve for x
   x = 3,313,170,096,396,552,192/2,066,211,779.35
6. Step 6: Final answer
   x = 1,603,499,761.98