Finding the Fourth Proportional to 2,307.86, 3,463.76 and 922.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.86 : 3,463.76 = 922.17 : x
2. Step 2: Convert to fraction form
   2,307.86/3,463.76 = 922.17/x
3. Step 3: Cross multiply
   2,307.86x = 3,463.76 × 922.17
4. Step 4: Simplify right side
   2,307.86x = 3,194,175.56
5. Step 5: Solve for x
   x = 3,194,175.56/2,307.86
6. Step 6: Final answer
   x = 1,384.04