Finding the Fourth Proportional to 1,930.86, 2,665.03 and 1,092.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.86 : 2,665.03 = 1,092.05 : x
2. Step 2: Convert to fraction form
   1,930.86/2,665.03 = 1,092.05/x
3. Step 3: Cross multiply
   1,930.86x = 2,665.03 × 1,092.05
4. Step 4: Simplify right side
   1,930.86x = 2,910,346.01
5. Step 5: Solve for x
   x = 2,910,346.01/1,930.86
6. Step 6: Final answer
   x = 1,507.28