Finding the Fourth Proportional to 2,093.42, 3,139.22 and 632.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.42 : 3,139.22 = 632.30 : x
2. Step 2: Convert to fraction form
   2,093.42/3,139.22 = 632.30/x
3. Step 3: Cross multiply
   2,093.42x = 3,139.22 × 632.30
4. Step 4: Simplify right side
   2,093.42x = 1,984,928.81
5. Step 5: Solve for x
   x = 1,984,928.81/2,093.42
6. Step 6: Final answer
   x = 948.18