Finding the Fourth Proportional to 2,308.95, 3,462.93 and 922.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.95 : 3,462.93 = 922.05 : x
2. Step 2: Convert to fraction form
   2,308.95/3,462.93 = 922.05/x
3. Step 3: Cross multiply
   2,308.95x = 3,462.93 × 922.05
4. Step 4: Simplify right side
   2,308.95x = 3,192,994.61
5. Step 5: Solve for x
   x = 3,192,994.61/2,308.95
6. Step 6: Final answer
   x = 1,382.88