Finding the Fourth Proportional to 114,019.47, 157,355.55 and 65,636.19

Step by Step Solution

1. Step 1: Write the proportion equation
   114,019.47 : 157,355.55 = 65,636.19 : x
2. Step 2: Convert to fraction form
   114,019.47/157,355.55 = 65,636.19/x
3. Step 3: Cross multiply
   114,019.47x = 157,355.55 × 65,636.19
4. Step 4: Simplify right side
   114,019.47x = 10,328,218,777.35
5. Step 5: Solve for x
   x = 10,328,218,777.35/114,019.47
6. Step 6: Final answer
   x = 90,582.94