Finding the Fourth Proportional to 2,300.67, 3,173.61 and 1,415.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.67 : 3,173.61 = 1,415.85 : x
2. Step 2: Convert to fraction form
   2,300.67/3,173.61 = 1,415.85/x
3. Step 3: Cross multiply
   2,300.67x = 3,173.61 × 1,415.85
4. Step 4: Simplify right side
   2,300.67x = 4,493,349.13
5. Step 5: Solve for x
   x = 4,493,349.13/2,300.67
6. Step 6: Final answer
   x = 1,953.06