Finding the Fourth Proportional to 64,801.50, 89,456.04 and 45,696.84

Step by Step Solution

1. Step 1: Write the proportion equation
   64,801.50 : 89,456.04 = 45,696.84 : x
2. Step 2: Convert to fraction form
   64,801.50/89,456.04 = 45,696.84/x
3. Step 3: Cross multiply
   64,801.50x = 89,456.04 × 45,696.84
4. Step 4: Simplify right side
   64,801.50x = 4,087,858,346.91
5. Step 5: Solve for x
   x = 4,087,858,346.91/64,801.50
6. Step 6: Final answer
   x = 63,082.77