Finding the Fourth Proportional to 1,382.54, 1,907.88 and 793.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382.54 : 1,907.88 = 793.10 : x
2. Step 2: Convert to fraction form
   1,382.54/1,907.88 = 793.10/x
3. Step 3: Cross multiply
   1,382.54x = 1,907.88 × 793.10
4. Step 4: Simplify right side
   1,382.54x = 1,513,139.63
5. Step 5: Solve for x
   x = 1,513,139.63/1,382.54
6. Step 6: Final answer
   x = 1,094.46