Finding the Fourth Proportional to 117,419.50, 162,054.18 and 65,756.27

Step by Step Solution

1. Step 1: Write the proportion equation
   117,419.50 : 162,054.18 = 65,756.27 : x
2. Step 2: Convert to fraction form
   117,419.50/162,054.18 = 65,756.27/x
3. Step 3: Cross multiply
   117,419.50x = 162,054.18 × 65,756.27
4. Step 4: Simplify right side
   117,419.50x = 10,656,077,275.66
5. Step 5: Solve for x
   x = 10,656,077,275.66/117,419.50
6. Step 6: Final answer
   x = 90,752.20