Finding the Fourth Proportional to 1,924.02, 2,654.82 and 1,137.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,924.02 : 2,654.82 = 1,137.78 : x
2. Step 2: Convert to fraction form
   1,924.02/2,654.82 = 1,137.78/x
3. Step 3: Cross multiply
   1,924.02x = 2,654.82 × 1,137.78
4. Step 4: Simplify right side
   1,924.02x = 3,020,602.05
5. Step 5: Solve for x
   x = 3,020,602.05/1,924.02
6. Step 6: Final answer
   x = 1,569.94