Finding the Fourth Proportional to 118,959.02, 164,168.06 and 65,246.30

Step by Step Solution

1. Step 1: Write the proportion equation
   118,959.02 : 164,168.06 = 65,246.30 : x
2. Step 2: Convert to fraction form
   118,959.02/164,168.06 = 65,246.30/x
3. Step 3: Cross multiply
   118,959.02x = 164,168.06 × 65,246.30
4. Step 4: Simplify right side
   118,959.02x = 10,711,358,577.37
5. Step 5: Solve for x
   x = 10,711,358,577.37/118,959.02
6. Step 6: Final answer
   x = 90,042.42