Finding the Fourth Proportional to 300,801.60, 451,202.94 and 123,276.84

Step by Step Solution

1. Step 1: Write the proportion equation
   300,801.60 : 451,202.94 = 123,276.84 : x
2. Step 2: Convert to fraction form
   300,801.60/451,202.94 = 123,276.84/x
3. Step 3: Cross multiply
   300,801.60x = 451,202.94 × 123,276.84
4. Step 4: Simplify right side
   300,801.60x = 55,622,872,641.91
5. Step 5: Solve for x
   x = 55,622,872,641.91/300,801.60
6. Step 6: Final answer
   x = 184,915.48