Finding the Fourth Proportional to 114,287.61, 157,703.43 and 65,889

Step by Step Solution

1. Step 1: Write the proportion equation
   114,287.61 : 157,703.43 = 65,889 : x
2. Step 2: Convert to fraction form
   114,287.61/157,703.43 = 65,889/x
3. Step 3: Cross multiply
   114,287.61x = 157,703.43 × 65,889
4. Step 4: Simplify right side
   114,287.61x = 10,390,921,299.27
5. Step 5: Solve for x
   x = 10,390,921,299.27/114,287.61
6. Step 6: Final answer
   x = 90,919.05