Finding the Fourth Proportional to 9,123.89, 13,681.58 and 4,740.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123.89 : 13,681.58 = 4,740.17 : x
2. Step 2: Convert to fraction form
   9,123.89/13,681.58 = 4,740.17/x
3. Step 3: Cross multiply
   9,123.89x = 13,681.58 × 4,740.17
4. Step 4: Simplify right side
   9,123.89x = 64,853,015.07
5. Step 5: Solve for x
   x = 64,853,015.07/9,123.89
6. Step 6: Final answer
   x = 7,108.04