Finding the Fourth Proportional to 341,987.82, 471,928.59 and 189,018.18

Step by Step Solution

1. Step 1: Write the proportion equation
   341,987.82 : 471,928.59 = 189,018.18 : x
2. Step 2: Convert to fraction form
   341,987.82/471,928.59 = 189,018.18/x
3. Step 3: Cross multiply
   341,987.82x = 471,928.59 × 189,018.18
4. Step 4: Simplify right side
   341,987.82x = 89,203,083,171.77
5. Step 5: Solve for x
   x = 89,203,083,171.77/341,987.82
6. Step 6: Final answer
   x = 260,837.02