Finding the Fourth Proportional to 1,501.38, 2,240.70 and 1,377.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.38 : 2,240.70 = 1,377.42 : x
2. Step 2: Convert to fraction form
   1,501.38/2,240.70 = 1,377.42/x
3. Step 3: Cross multiply
   1,501.38x = 2,240.70 × 1,377.42
4. Step 4: Simplify right side
   1,501.38x = 3,086,384.99
5. Step 5: Solve for x
   x = 3,086,384.99/1,501.38
6. Step 6: Final answer
   x = 2,055.70