Finding the Fourth Proportional to 64,827.59, 89,467.34 and 36,535.19

Step by Step Solution

1. Step 1: Write the proportion equation
   64,827.59 : 89,467.34 = 36,535.19 : x
2. Step 2: Convert to fraction form
   64,827.59/89,467.34 = 36,535.19/x
3. Step 3: Cross multiply
   64,827.59x = 89,467.34 × 36,535.19
4. Step 4: Simplify right side
   64,827.59x = 3,268,706,265.69
5. Step 5: Solve for x
   x = 3,268,706,265.69/64,827.59
6. Step 6: Final answer
   x = 50,421.53