Finding the Fourth Proportional to 2,446.74, 3,670.38 and 715.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,446.74 : 3,670.38 = 715.50 : x
2. Step 2: Convert to fraction form
   2,446.74/3,670.38 = 715.50/x
3. Step 3: Cross multiply
   2,446.74x = 3,670.38 × 715.50
4. Step 4: Simplify right side
   2,446.74x = 2,626,156.89
5. Step 5: Solve for x
   x = 2,626,156.89/2,446.74
6. Step 6: Final answer
   x = 1,073.33