Finding the Fourth Proportional to 254,090.52, 350,415.72 and 158,606.10

Step by Step Solution

1. Step 1: Write the proportion equation
   254,090.52 : 350,415.72 = 158,606.10 : x
2. Step 2: Convert to fraction form
   254,090.52/350,415.72 = 158,606.10/x
3. Step 3: Cross multiply
   254,090.52x = 350,415.72 × 158,606.10
4. Step 4: Simplify right side
   254,090.52x = 55,578,070,727.89
5. Step 5: Solve for x
   x = 55,578,070,727.89/254,090.52
6. Step 6: Final answer
   x = 218,733.35