Finding the Fourth Proportional to 1,059.92, 1,462.43 and 634.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.92 : 1,462.43 = 634.69 : x
2. Step 2: Convert to fraction form
   1,059.92/1,462.43 = 634.69/x
3. Step 3: Cross multiply
   1,059.92x = 1,462.43 × 634.69
4. Step 4: Simplify right side
   1,059.92x = 928,184.47
5. Step 5: Solve for x
   x = 928,184.47/1,059.92
6. Step 6: Final answer
   x = 875.71