Finding the Fourth Proportional to 47,082.96, 64,978.48 and 25,866.64

Step by Step Solution

1. Step 1: Write the proportion equation
   47,082.96 : 64,978.48 = 25,866.64 : x
2. Step 2: Convert to fraction form
   47,082.96/64,978.48 = 25,866.64/x
3. Step 3: Cross multiply
   47,082.96x = 64,978.48 × 25,866.64
4. Step 4: Simplify right side
   47,082.96x = 1,680,774,949.91
5. Step 5: Solve for x
   x = 1,680,774,949.91/47,082.96
6. Step 6: Final answer
   x = 35,698.16