Finding the Fourth Proportional to 4,922.58, 7,377.63 and 4,870.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,922.58 : 7,377.63 = 4,870.50 : x
2. Step 2: Convert to fraction form
   4,922.58/7,377.63 = 4,870.50/x
3. Step 3: Cross multiply
   4,922.58x = 7,377.63 × 4,870.50
4. Step 4: Simplify right side
   4,922.58x = 35,932,746.92
5. Step 5: Solve for x
   x = 35,932,746.92/4,922.58
6. Step 6: Final answer
   x = 7,299.58