Finding the Fourth Proportional to 194,090.52, 267,780.72 and 158,218.80

Step by Step Solution

1. Step 1: Write the proportion equation
   194,090.52 : 267,780.72 = 158,218.80 : x
2. Step 2: Convert to fraction form
   194,090.52/267,780.72 = 158,218.80/x
3. Step 3: Cross multiply
   194,090.52x = 267,780.72 × 158,218.80
4. Step 4: Simplify right side
   194,090.52x = 42,367,944,181.54
5. Step 5: Solve for x
   x = 42,367,944,181.54/194,090.52
6. Step 6: Final answer
   x = 218,289.61