Finding the Fourth Proportional to 102,168.81, 153,323.69 and 35,609.49

Step by Step Solution

1. Step 1: Write the proportion equation
   102,168.81 : 153,323.69 = 35,609.49 : x
2. Step 2: Convert to fraction form
   102,168.81/153,323.69 = 35,609.49/x
3. Step 3: Cross multiply
   102,168.81x = 153,323.69 × 35,609.49
4. Step 4: Simplify right side
   102,168.81x = 5,459,778,227.77
5. Step 5: Solve for x
   x = 5,459,778,227.77/102,168.81
6. Step 6: Final answer
   x = 53,438.80