Finding the Fourth Proportional to 123,194.83, 169,996.17 and 90,946.60

Step by Step Solution

1. Step 1: Write the proportion equation
   123,194.83 : 169,996.17 = 90,946.60 : x
2. Step 2: Convert to fraction form
   123,194.83/169,996.17 = 90,946.60/x
3. Step 3: Cross multiply
   123,194.83x = 169,996.17 × 90,946.60
4. Step 4: Simplify right side
   123,194.83x = 15,460,573,674.52
5. Step 5: Solve for x
   x = 15,460,573,674.52/123,194.83
6. Step 6: Final answer
   x = 125,496.94