Finding the Fourth Proportional to 64,800.32, 89,419.88 and 35,727.39

Step by Step Solution

1. Step 1: Write the proportion equation
   64,800.32 : 89,419.88 = 35,727.39 : x
2. Step 2: Convert to fraction form
   64,800.32/89,419.88 = 35,727.39/x
3. Step 3: Cross multiply
   64,800.32x = 89,419.88 × 35,727.39
4. Step 4: Simplify right side
   64,800.32x = 3,194,739,015.83
5. Step 5: Solve for x
   x = 3,194,739,015.83/64,800.32
6. Step 6: Final answer
   x = 49,301.29