Finding the Fourth Proportional to 1,346.47, 1,857.98 and 756.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.47 : 1,857.98 = 756.99 : x
2. Step 2: Convert to fraction form
   1,346.47/1,857.98 = 756.99/x
3. Step 3: Cross multiply
   1,346.47x = 1,857.98 × 756.99
4. Step 4: Simplify right side
   1,346.47x = 1,406,475.03
5. Step 5: Solve for x
   x = 1,406,475.03/1,346.47
6. Step 6: Final answer
   x = 1,044.56