Finding the Fourth Proportional to 332,667.21, 459,085.13 and 189,427.82

Step by Step Solution

1. Step 1: Write the proportion equation
   332,667.21 : 459,085.13 = 189,427.82 : x
2. Step 2: Convert to fraction form
   332,667.21/459,085.13 = 189,427.82/x
3. Step 3: Cross multiply
   332,667.21x = 459,085.13 × 189,427.82
4. Step 4: Simplify right side
   332,667.21x = 86,963,495,370.32
5. Step 5: Solve for x
   x = 86,963,495,370.32/332,667.21
6. Step 6: Final answer
   x = 261,412.89