Finding the Fourth Proportional to 57,618.82, 79,580.18 and 38,465.25

Step by Step Solution

1. Step 1: Write the proportion equation
   57,618.82 : 79,580.18 = 38,465.25 : x
2. Step 2: Convert to fraction form
   57,618.82/79,580.18 = 38,465.25/x
3. Step 3: Cross multiply
   57,618.82x = 79,580.18 × 38,465.25
4. Step 4: Simplify right side
   57,618.82x = 3,061,071,518.75
5. Step 5: Solve for x
   x = 3,061,071,518.75/57,618.82
6. Step 6: Final answer
   x = 53,126.24