Finding the Fourth Proportional to 62,960.72, 86,891.94 and 47,017.52

Step by Step Solution

1. Step 1: Write the proportion equation
   62,960.72 : 86,891.94 = 47,017.52 : x
2. Step 2: Convert to fraction form
   62,960.72/86,891.94 = 47,017.52/x
3. Step 3: Cross multiply
   62,960.72x = 86,891.94 × 47,017.52
4. Step 4: Simplify right side
   62,960.72x = 4,085,443,526.79
5. Step 5: Solve for x
   x = 4,085,443,526.79/62,960.72
6. Step 6: Final answer
   x = 64,888.77