Finding the Fourth Proportional to 1,301.50, 1,946.91 and 972.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.50 : 1,946.91 = 972.23 : x
2. Step 2: Convert to fraction form
   1,301.50/1,946.91 = 972.23/x
3. Step 3: Cross multiply
   1,301.50x = 1,946.91 × 972.23
4. Step 4: Simplify right side
   1,301.50x = 1,892,844.31
5. Step 5: Solve for x
   x = 1,892,844.31/1,301.50
6. Step 6: Final answer
   x = 1,454.36