Finding the Fourth Proportional to 556,058.69, 767,340.42 and 301,404.41

Step by Step Solution

1. Step 1: Write the proportion equation
   556,058.69 : 767,340.42 = 301,404.41 : x
2. Step 2: Convert to fraction form
   556,058.69/767,340.42 = 301,404.41/x
3. Step 3: Cross multiply
   556,058.69x = 767,340.42 × 301,404.41
4. Step 4: Simplify right side
   556,058.69x = 231,279,782,722.55
5. Step 5: Solve for x
   x = 231,279,782,722.55/556,058.69
6. Step 6: Final answer
   x = 415,926.93