Finding the Fourth Proportional to 47,100.56, 64,999.68 and 25,878.56

Step by Step Solution

1. Step 1: Write the proportion equation
   47,100.56 : 64,999.68 = 25,878.56 : x
2. Step 2: Convert to fraction form
   47,100.56/64,999.68 = 25,878.56/x
3. Step 3: Cross multiply
   47,100.56x = 64,999.68 × 25,878.56
4. Step 4: Simplify right side
   47,100.56x = 1,682,098,118.86
5. Step 5: Solve for x
   x = 1,682,098,118.86/47,100.56
6. Step 6: Final answer
   x = 35,712.91