Finding the Fourth Proportional to 64,667.89, 89,241.28 and 36,373.87

Step by Step Solution

1. Step 1: Write the proportion equation
   64,667.89 : 89,241.28 = 36,373.87 : x
2. Step 2: Convert to fraction form
   64,667.89/89,241.28 = 36,373.87/x
3. Step 3: Cross multiply
   64,667.89x = 89,241.28 × 36,373.87
4. Step 4: Simplify right side
   64,667.89x = 3,246,050,717.35
5. Step 5: Solve for x
   x = 3,246,050,717.35/64,667.89
6. Step 6: Final answer
   x = 50,195.71