Finding the Fourth Proportional to 118,784.01, 163,921.93 and 65,069.01

Step by Step Solution

1. Step 1: Write the proportion equation
   118,784.01 : 163,921.93 = 65,069.01 : x
2. Step 2: Convert to fraction form
   118,784.01/163,921.93 = 65,069.01/x
3. Step 3: Cross multiply
   118,784.01x = 163,921.93 × 65,069.01
4. Step 4: Simplify right side
   118,784.01x = 10,666,237,377.04
5. Step 5: Solve for x
   x = 10,666,237,377.04/118,784.01
6. Step 6: Final answer
   x = 89,795.23