Finding the Fourth Proportional to 47,077.47, 64,965.42 and 25,855.38

Step by Step Solution

1. Step 1: Write the proportion equation
   47,077.47 : 64,965.42 = 25,855.38 : x
2. Step 2: Convert to fraction form
   47,077.47/64,965.42 = 25,855.38/x
3. Step 3: Cross multiply
   47,077.47x = 64,965.42 × 25,855.38
4. Step 4: Simplify right side
   47,077.47x = 1,679,705,620.96
5. Step 5: Solve for x
   x = 1,679,705,620.96/47,077.47
6. Step 6: Final answer
   x = 35,679.61