Finding the Fourth Proportional to 1,112.84, 1,536.45 and 693.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112.84 : 1,536.45 = 693.83 : x
2. Step 2: Convert to fraction form
   1,112.84/1,536.45 = 693.83/x
3. Step 3: Cross multiply
   1,112.84x = 1,536.45 × 693.83
4. Step 4: Simplify right side
   1,112.84x = 1,066,035.10
5. Step 5: Solve for x
   x = 1,066,035.10/1,112.84
6. Step 6: Final answer
   x = 957.94