Finding the Fourth Proportional to 2,118.34, 2,923.27 and 1,234.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.34 : 2,923.27 = 1,234.63 : x
2. Step 2: Convert to fraction form
   2,118.34/2,923.27 = 1,234.63/x
3. Step 3: Cross multiply
   2,118.34x = 2,923.27 × 1,234.63
4. Step 4: Simplify right side
   2,118.34x = 3,609,156.84
5. Step 5: Solve for x
   x = 3,609,156.84/2,118.34
6. Step 6: Final answer
   x = 1,703.77