Finding the Fourth Proportional to 4,870.98, 7,307.55 and 2,272.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.98 : 7,307.55 = 2,272.50 : x
2. Step 2: Convert to fraction form
   4,870.98/7,307.55 = 2,272.50/x
3. Step 3: Cross multiply
   4,870.98x = 7,307.55 × 2,272.50
4. Step 4: Simplify right side
   4,870.98x = 16,606,407.38
5. Step 5: Solve for x
   x = 16,606,407.38/4,870.98
6. Step 6: Final answer
   x = 3,409.25