Finding the Fourth Proportional to 2,123.58, 2,929.56 and 1,415.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.58 : 2,929.56 = 1,415.24 : x
2. Step 2: Convert to fraction form
   2,123.58/2,929.56 = 1,415.24/x
3. Step 3: Cross multiply
   2,123.58x = 2,929.56 × 1,415.24
4. Step 4: Simplify right side
   2,123.58x = 4,146,030.49
5. Step 5: Solve for x
   x = 4,146,030.49/2,123.58
6. Step 6: Final answer
   x = 1,952.38