Finding the Fourth Proportional to 1,897.50, 2,848.96 and 1,491.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.50 : 2,848.96 = 1,491.06 : x
2. Step 2: Convert to fraction form
   1,897.50/2,848.96 = 1,491.06/x
3. Step 3: Cross multiply
   1,897.50x = 2,848.96 × 1,491.06
4. Step 4: Simplify right side
   1,897.50x = 4,247,970.30
5. Step 5: Solve for x
   x = 4,247,970.30/1,897.50
6. Step 6: Final answer
   x = 2,238.72