Finding the Fourth Proportional to 165,691, 248,304.83 and 89,625.33

Step by Step Solution

1. Step 1: Write the proportion equation
   165,691 : 248,304.83 = 89,625.33 : x
2. Step 2: Convert to fraction form
   165,691/248,304.83 = 89,625.33/x
3. Step 3: Cross multiply
   165,691x = 248,304.83 × 89,625.33
4. Step 4: Simplify right side
   165,691x = 22,254,402,329.34
5. Step 5: Solve for x
   x = 22,254,402,329.34/165,691
6. Step 6: Final answer
   x = 134,312.68