Finding the Fourth Proportional to 1,300.50, 1,950.82 and 434.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.50 : 1,950.82 = 434.88 : x
2. Step 2: Convert to fraction form
   1,300.50/1,950.82 = 434.88/x
3. Step 3: Cross multiply
   1,300.50x = 1,950.82 × 434.88
4. Step 4: Simplify right side
   1,300.50x = 848,370.43
5. Step 5: Solve for x
   x = 848,370.43/1,300.50
6. Step 6: Final answer
   x = 652.34