Finding the Fourth Proportional to 47,092.86, 64,986.84 and 25,872.12

Step by Step Solution

1. Step 1: Write the proportion equation
   47,092.86 : 64,986.84 = 25,872.12 : x
2. Step 2: Convert to fraction form
   47,092.86/64,986.84 = 25,872.12/x
3. Step 3: Cross multiply
   47,092.86x = 64,986.84 × 25,872.12
4. Step 4: Simplify right side
   47,092.86x = 1,681,347,322.90
5. Step 5: Solve for x
   x = 1,681,347,322.90/47,092.86
6. Step 6: Final answer
   x = 35,702.81