Finding the Fourth Proportional to 2,176.02, 3,001.79 and 1,377.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.02 : 3,001.79 = 1,377.99 : x
2. Step 2: Convert to fraction form
   2,176.02/3,001.79 = 1,377.99/x
3. Step 3: Cross multiply
   2,176.02x = 3,001.79 × 1,377.99
4. Step 4: Simplify right side
   2,176.02x = 4,136,429.71
5. Step 5: Solve for x
   x = 4,136,429.71/2,176.02
6. Step 6: Final answer
   x = 1,900.92