Finding the Fourth Proportional to 64,498.95, 89,003.61 and 36,199.17

Step by Step Solution

1. Step 1: Write the proportion equation
   64,498.95 : 89,003.61 = 36,199.17 : x
2. Step 2: Convert to fraction form
   64,498.95/89,003.61 = 36,199.17/x
3. Step 3: Cross multiply
   64,498.95x = 89,003.61 × 36,199.17
4. Step 4: Simplify right side
   64,498.95x = 3,221,856,809.00
5. Step 5: Solve for x
   x = 3,221,856,809.00/64,498.95
6. Step 6: Final answer
   x = 49,952.08