Finding the Fourth Proportional to 2,437.35, 3,654.80 and 1,120.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,437.35 : 3,654.80 = 1,120.69 : x
2. Step 2: Convert to fraction form
   2,437.35/3,654.80 = 1,120.69/x
3. Step 3: Cross multiply
   2,437.35x = 3,654.80 × 1,120.69
4. Step 4: Simplify right side
   2,437.35x = 4,095,897.81
5. Step 5: Solve for x
   x = 4,095,897.81/2,437.35
6. Step 6: Final answer
   x = 1,680.48