Finding the Fourth Proportional to 1,911.32, 2,634.06 and 1,491.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,911.32 : 2,634.06 = 1,491.01 : x
2. Step 2: Convert to fraction form
   1,911.32/2,634.06 = 1,491.01/x
3. Step 3: Cross multiply
   1,911.32x = 2,634.06 × 1,491.01
4. Step 4: Simplify right side
   1,911.32x = 3,927,409.80
5. Step 5: Solve for x
   x = 3,927,409.80/1,911.32
6. Step 6: Final answer
   x = 2,054.82