Finding the Fourth Proportional to 165,061, 227,788.34 and 89,609.48

Step by Step Solution

1. Step 1: Write the proportion equation
   165,061 : 227,788.34 = 89,609.48 : x
2. Step 2: Convert to fraction form
   165,061/227,788.34 = 89,609.48/x
3. Step 3: Cross multiply
   165,061x = 227,788.34 × 89,609.48
4. Step 4: Simplify right side
   165,061x = 20,411,994,697.46
5. Step 5: Solve for x
   x = 20,411,994,697.46/165,061
6. Step 6: Final answer
   x = 123,663.34