Finding the Fourth Proportional to 18,061.49, 27,089.51 and 4,914.89

Step by Step Solution

1. Step 1: Write the proportion equation
   18,061.49 : 27,089.51 = 4,914.89 : x
2. Step 2: Convert to fraction form
   18,061.49/27,089.51 = 4,914.89/x
3. Step 3: Cross multiply
   18,061.49x = 27,089.51 × 4,914.89
4. Step 4: Simplify right side
   18,061.49x = 133,141,903.37
5. Step 5: Solve for x
   x = 133,141,903.37/18,061.49
6. Step 6: Final answer
   x = 7,371.59