Finding the Fourth Proportional to 1,532.42, 2,114.53 and 971.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532.42 : 2,114.53 = 971.90 : x
2. Step 2: Convert to fraction form
   1,532.42/2,114.53 = 971.90/x
3. Step 3: Cross multiply
   1,532.42x = 2,114.53 × 971.90
4. Step 4: Simplify right side
   1,532.42x = 2,055,111.71
5. Step 5: Solve for x
   x = 2,055,111.71/1,532.42
6. Step 6: Final answer
   x = 1,341.09