Finding the Fourth Proportional to 165,507.06, 228,395.25 and 90,053.94

Step by Step Solution

1. Step 1: Write the proportion equation
   165,507.06 : 228,395.25 = 90,053.94 : x
2. Step 2: Convert to fraction form
   165,507.06/228,395.25 = 90,053.94/x
3. Step 3: Cross multiply
   165,507.06x = 228,395.25 × 90,053.94
4. Step 4: Simplify right side
   165,507.06x = 20,567,892,139.79
5. Step 5: Solve for x
   x = 20,567,892,139.79/165,507.06
6. Step 6: Final answer
   x = 124,271.99