Finding the Fourth Proportional to 110,913.96, 153,066.81 and 65,618.46

Step by Step Solution

1. Step 1: Write the proportion equation
   110,913.96 : 153,066.81 = 65,618.46 : x
2. Step 2: Convert to fraction form
   110,913.96/153,066.81 = 65,618.46/x
3. Step 3: Cross multiply
   110,913.96x = 153,066.81 × 65,618.46
4. Step 4: Simplify right side
   110,913.96x = 10,044,008,349.31
5. Step 5: Solve for x
   x = 10,044,008,349.31/110,913.96
6. Step 6: Final answer
   x = 90,556.76