Finding the Fourth Proportional to 123,030.47, 168,674.73 and 120,788.46

Step by Step Solution

1. Step 1: Write the proportion equation
   123,030.47 : 168,674.73 = 120,788.46 : x
2. Step 2: Convert to fraction form
   123,030.47/168,674.73 = 120,788.46/x
3. Step 3: Cross multiply
   123,030.47x = 168,674.73 × 120,788.46
4. Step 4: Simplify right side
   123,030.47x = 20,373,960,877.62
5. Step 5: Solve for x
   x = 20,373,960,877.62/123,030.47
6. Step 6: Final answer
   x = 165,600.94