Finding the Fourth Proportional to 1,851.72, 2,554.63 and 1,179.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.72 : 2,554.63 = 1,179.34 : x
2. Step 2: Convert to fraction form
   1,851.72/2,554.63 = 1,179.34/x
3. Step 3: Cross multiply
   1,851.72x = 2,554.63 × 1,179.34
4. Step 4: Simplify right side
   1,851.72x = 3,012,782.38
5. Step 5: Solve for x
   x = 3,012,782.38/1,851.72
6. Step 6: Final answer
   x = 1,627.02