Finding the Fourth Proportional to 144,061.96, 198,800.68 and 79,530.16

Step by Step Solution

1. Step 1: Write the proportion equation
   144,061.96 : 198,800.68 = 79,530.16 : x
2. Step 2: Convert to fraction form
   144,061.96/198,800.68 = 79,530.16/x
3. Step 3: Cross multiply
   144,061.96x = 198,800.68 × 79,530.16
4. Step 4: Simplify right side
   144,061.96x = 15,810,649,888.51
5. Step 5: Solve for x
   x = 15,810,649,888.51/144,061.96
6. Step 6: Final answer
   x = 109,748.96