Finding the Fourth Proportional to 563,377.78, 845,105.69 and 226,418.72

Step by Step Solution

1. Step 1: Write the proportion equation
   563,377.78 : 845,105.69 = 226,418.72 : x
2. Step 2: Convert to fraction form
   563,377.78/845,105.69 = 226,418.72/x
3. Step 3: Cross multiply
   563,377.78x = 845,105.69 × 226,418.72
4. Step 4: Simplify right side
   563,377.78x = 191,347,748,594.52
5. Step 5: Solve for x
   x = 191,347,748,594.52/563,377.78
6. Step 6: Final answer
   x = 339,643.76