Finding the Fourth Proportional to 64,570.32, 89,097.17 and 36,270.54

Step by Step Solution

1. Step 1: Write the proportion equation
   64,570.32 : 89,097.17 = 36,270.54 : x
2. Step 2: Convert to fraction form
   64,570.32/89,097.17 = 36,270.54/x
3. Step 3: Cross multiply
   64,570.32x = 89,097.17 × 36,270.54
4. Step 4: Simplify right side
   64,570.32x = 3,231,602,287.02
5. Step 5: Solve for x
   x = 3,231,602,287.02/64,570.32
6. Step 6: Final answer
   x = 50,047.80