Finding the Fourth Proportional to 64,870.14, 89,520.80 and 36,575.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,870.14 : 89,520.80 = 36,575.82 : x
2. Step 2: Convert to fraction form
   64,870.14/89,520.80 = 36,575.82/x
3. Step 3: Cross multiply
   64,870.14x = 89,520.80 × 36,575.82
4. Step 4: Simplify right side
   64,870.14x = 3,274,296,667.06
5. Step 5: Solve for x
   x = 3,274,296,667.06/64,870.14
6. Step 6: Final answer
   x = 50,474.64