Finding the Fourth Proportional to 556,067.88, 767,373.24 and 301,419

Step by Step Solution

1. Step 1: Write the proportion equation
   556,067.88 : 767,373.24 = 301,419 : x
2. Step 2: Convert to fraction form
   556,067.88/767,373.24 = 301,419/x
3. Step 3: Cross multiply
   556,067.88x = 767,373.24 × 301,419
4. Step 4: Simplify right side
   556,067.88x = 231,300,874,627.56
5. Step 5: Solve for x
   x = 231,300,874,627.56/556,067.88
6. Step 6: Final answer
   x = 415,957.98