Finding the Fourth Proportional to 2,437.50, 3,656.79 and 898.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,437.50 : 3,656.79 = 898.50 : x
2. Step 2: Convert to fraction form
   2,437.50/3,656.79 = 898.50/x
3. Step 3: Cross multiply
   2,437.50x = 3,656.79 × 898.50
4. Step 4: Simplify right side
   2,437.50x = 3,285,625.82
5. Step 5: Solve for x
   x = 3,285,625.82/2,437.50
6. Step 6: Final answer
   x = 1,347.95