Finding the Fourth Proportional to 118,793.04, 163,925.76 and 65,069.36

Step by Step Solution

1. Step 1: Write the proportion equation
   118,793.04 : 163,925.76 = 65,069.36 : x
2. Step 2: Convert to fraction form
   118,793.04/163,925.76 = 65,069.36/x
3. Step 3: Cross multiply
   118,793.04x = 163,925.76 × 65,069.36
4. Step 4: Simplify right side
   118,793.04x = 10,666,544,290.71
5. Step 5: Solve for x
   x = 10,666,544,290.71/118,793.04
6. Step 6: Final answer
   x = 89,790.99