Finding the Fourth Proportional to 404,751,012.32, 558,556,577.34 and 219,112,022

Step by Step Solution

1. Step 1: Write the proportion equation
   404,751,012.32 : 558,556,577.34 = 219,112,022 : x
2. Step 2: Convert to fraction form
   404,751,012.32/558,556,577.34 = 219,112,022/x
3. Step 3: Cross multiply
   404,751,012.32x = 558,556,577.34 × 219,112,022
4. Step 4: Simplify right side
   404,751,012.32x = 122,386,461,062,366,784
5. Step 5: Solve for x
   x = 122,386,461,062,366,784/404,751,012.32
6. Step 6: Final answer
   x = 302,374,687.99