Finding the Fourth Proportional to 46,692.72, 64,434.78 and 25,471.92

Step by Step Solution

1. Step 1: Write the proportion equation
   46,692.72 : 64,434.78 = 25,471.92 : x
2. Step 2: Convert to fraction form
   46,692.72/64,434.78 = 25,471.92/x
3. Step 3: Cross multiply
   46,692.72x = 64,434.78 × 25,471.92
4. Step 4: Simplify right side
   46,692.72x = 1,641,277,561.38
5. Step 5: Solve for x
   x = 1,641,277,561.38/46,692.72
6. Step 6: Final answer
   x = 35,150.61