Finding the Fourth Proportional to 64,970.94, 89,660.17 and 35,162.94

Step by Step Solution

1. Step 1: Write the proportion equation
   64,970.94 : 89,660.17 = 35,162.94 : x
2. Step 2: Convert to fraction form
   64,970.94/89,660.17 = 35,162.94/x
3. Step 3: Cross multiply
   64,970.94x = 89,660.17 × 35,162.94
4. Step 4: Simplify right side
   64,970.94x = 3,152,715,178.10
5. Step 5: Solve for x
   x = 3,152,715,178.10/64,970.94
6. Step 6: Final answer
   x = 48,525.00