Finding the Fourth Proportional to 118,758.28, 163,886.34 and 65,043.04

Step by Step Solution

1. Step 1: Write the proportion equation
   118,758.28 : 163,886.34 = 65,043.04 : x
2. Step 2: Convert to fraction form
   118,758.28/163,886.34 = 65,043.04/x
3. Step 3: Cross multiply
   118,758.28x = 163,886.34 × 65,043.04
4. Step 4: Simplify right side
   118,758.28x = 10,659,665,768.07
5. Step 5: Solve for x
   x = 10,659,665,768.07/118,758.28
6. Step 6: Final answer
   x = 89,759.35