Finding the Fourth Proportional to 1,788.42, 2,681.01 and 923.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788.42 : 2,681.01 = 923.34 : x
2. Step 2: Convert to fraction form
   1,788.42/2,681.01 = 923.34/x
3. Step 3: Cross multiply
   1,788.42x = 2,681.01 × 923.34
4. Step 4: Simplify right side
   1,788.42x = 2,475,483.77
5. Step 5: Solve for x
   x = 2,475,483.77/1,788.42
6. Step 6: Final answer
   x = 1,384.17