Finding the Fourth Proportional to 118,995.49, 164,224.15 and 65,291.00

Step by Step Solution

1. Step 1: Write the proportion equation
   118,995.49 : 164,224.15 = 65,291.00 : x
2. Step 2: Convert to fraction form
   118,995.49/164,224.15 = 65,291.00/x
3. Step 3: Cross multiply
   118,995.49x = 164,224.15 × 65,291.00
4. Step 4: Simplify right side
   118,995.49x = 10,722,359,224.98
5. Step 5: Solve for x
   x = 10,722,359,224.98/118,995.49
6. Step 6: Final answer
   x = 90,107.28