Finding the Fourth Proportional to 984,667.80, 1,477,250.79 and 274,695.31

Step by Step Solution

1. Step 1: Write the proportion equation
   984,667.80 : 1,477,250.79 = 274,695.31 : x
2. Step 2: Convert to fraction form
   984,667.80/1,477,250.79 = 274,695.31/x
3. Step 3: Cross multiply
   984,667.80x = 1,477,250.79 × 274,695.31
4. Step 4: Simplify right side
   984,667.80x = 405,793,864,523.25
5. Step 5: Solve for x
   x = 405,793,864,523.25/984,667.80
6. Step 6: Final answer
   x = 412,112.45