Finding the Fourth Proportional to 85,667.94, 128,515.68 and 29,494.24

Step by Step Solution

1. Step 1: Write the proportion equation
   85,667.94 : 128,515.68 = 29,494.24 : x
2. Step 2: Convert to fraction form
   85,667.94/128,515.68 = 29,494.24/x
3. Step 3: Cross multiply
   85,667.94x = 128,515.68 × 29,494.24
4. Step 4: Simplify right side
   85,667.94x = 3,790,471,988.39
5. Step 5: Solve for x
   x = 3,790,471,988.39/85,667.94
6. Step 6: Final answer
   x = 44,246.10