Finding the Fourth Proportional to 1,384.45, 1,910.70 and 794.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.45 : 1,910.70 = 794.98 : x
2. Step 2: Convert to fraction form
   1,384.45/1,910.70 = 794.98/x
3. Step 3: Cross multiply
   1,384.45x = 1,910.70 × 794.98
4. Step 4: Simplify right side
   1,384.45x = 1,518,968.29
5. Step 5: Solve for x
   x = 1,518,968.29/1,384.45
6. Step 6: Final answer
   x = 1,097.16