Finding the Fourth Proportional to 378,111.88, 567,101.58 and 141,405.58

Step by Step Solution

1. Step 1: Write the proportion equation
   378,111.88 : 567,101.58 = 141,405.58 : x
2. Step 2: Convert to fraction form
   378,111.88/567,101.58 = 141,405.58/x
3. Step 3: Cross multiply
   378,111.88x = 567,101.58 × 141,405.58
4. Step 4: Simplify right side
   378,111.88x = 80,191,327,838.82
5. Step 5: Solve for x
   x = 80,191,327,838.82/378,111.88
6. Step 6: Final answer
   x = 212,083.60