Finding the Fourth Proportional to 1,924.89, 2,872.23 and 1,807.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,924.89 : 2,872.23 = 1,807.34 : x
2. Step 2: Convert to fraction form
   1,924.89/2,872.23 = 1,807.34/x
3. Step 3: Cross multiply
   1,924.89x = 2,872.23 × 1,807.34
4. Step 4: Simplify right side
   1,924.89x = 5,191,096.17
5. Step 5: Solve for x
   x = 5,191,096.17/1,924.89
6. Step 6: Final answer
   x = 2,696.83