Finding the Fourth Proportional to 64,684.98, 89,263.01 and 36,003.69

Step by Step Solution

1. Step 1: Write the proportion equation
   64,684.98 : 89,263.01 = 36,003.69 : x
2. Step 2: Convert to fraction form
   64,684.98/89,263.01 = 36,003.69/x
3. Step 3: Cross multiply
   64,684.98x = 89,263.01 × 36,003.69
4. Step 4: Simplify right side
   64,684.98x = 3,213,797,830.52
5. Step 5: Solve for x
   x = 3,213,797,830.52/64,684.98
6. Step 6: Final answer
   x = 49,683.83