Finding the Fourth Proportional to 1,301.72, 1,950.82 and 652.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.72 : 1,950.82 = 652.91 : x
2. Step 2: Convert to fraction form
   1,301.72/1,950.82 = 652.91/x
3. Step 3: Cross multiply
   1,301.72x = 1,950.82 × 652.91
4. Step 4: Simplify right side
   1,301.72x = 1,273,698.50
5. Step 5: Solve for x
   x = 1,273,698.50/1,301.72
6. Step 6: Final answer
   x = 978.48