Finding the Fourth Proportional to 297,667.36, 446,504.56 and 87,309.52

Step by Step Solution

1. Step 1: Write the proportion equation
   297,667.36 : 446,504.56 = 87,309.52 : x
2. Step 2: Convert to fraction form
   297,667.36/446,504.56 = 87,309.52/x
3. Step 3: Cross multiply
   297,667.36x = 446,504.56 × 87,309.52
4. Step 4: Simplify right side
   297,667.36x = 38,984,098,811.41
5. Step 5: Solve for x
   x = 38,984,098,811.41/297,667.36
6. Step 6: Final answer
   x = 130,965.31