Finding the Fourth Proportional to 57,154.28, 78,893.61 and 46,525.46

Step by Step Solution

1. Step 1: Write the proportion equation
   57,154.28 : 78,893.61 = 46,525.46 : x
2. Step 2: Convert to fraction form
   57,154.28/78,893.61 = 46,525.46/x
3. Step 3: Cross multiply
   57,154.28x = 78,893.61 × 46,525.46
4. Step 4: Simplify right side
   57,154.28x = 3,670,561,496.31
5. Step 5: Solve for x
   x = 3,670,561,496.31/57,154.28
6. Step 6: Final answer
   x = 64,221.99