Finding the Fourth Proportional to 9,931.37, 14,892.34 and 5,772.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,931.37 : 14,892.34 = 5,772.58 : x
2. Step 2: Convert to fraction form
   9,931.37/14,892.34 = 5,772.58/x
3. Step 3: Cross multiply
   9,931.37x = 14,892.34 × 5,772.58
4. Step 4: Simplify right side
   9,931.37x = 85,967,224.04
5. Step 5: Solve for x
   x = 85,967,224.04/9,931.37
6. Step 6: Final answer
   x = 8,656.13