Finding the Fourth Proportional to 378,131.98, 567,196.43 and 153,490.52

Step by Step Solution

1. Step 1: Write the proportion equation
   378,131.98 : 567,196.43 = 153,490.52 : x
2. Step 2: Convert to fraction form
   378,131.98/567,196.43 = 153,490.52/x
3. Step 3: Cross multiply
   378,131.98x = 567,196.43 × 153,490.52
4. Step 4: Simplify right side
   378,131.98x = 87,059,272,146.86
5. Step 5: Solve for x
   x = 87,059,272,146.86/378,131.98
6. Step 6: Final answer
   x = 230,235.15