Finding the Fourth Proportional to 64,798.09, 89,410.52 and 36,111.47

Step by Step Solution

1. Step 1: Write the proportion equation
   64,798.09 : 89,410.52 = 36,111.47 : x
2. Step 2: Convert to fraction form
   64,798.09/89,410.52 = 36,111.47/x
3. Step 3: Cross multiply
   64,798.09x = 89,410.52 × 36,111.47
4. Step 4: Simplify right side
   64,798.09x = 3,228,745,310.66
5. Step 5: Solve for x
   x = 3,228,745,310.66/64,798.09
6. Step 6: Final answer
   x = 49,827.79