Finding the Fourth Proportional to 1,897.50, 2,618.52 and 1,527.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.50 : 2,618.52 = 1,527.06 : x
2. Step 2: Convert to fraction form
   1,897.50/2,618.52 = 1,527.06/x
3. Step 3: Cross multiply
   1,897.50x = 2,618.52 × 1,527.06
4. Step 4: Simplify right side
   1,897.50x = 3,998,637.15
5. Step 5: Solve for x
   x = 3,998,637.15/1,897.50
6. Step 6: Final answer
   x = 2,107.32