Finding the Fourth Proportional to 4,737.02, 7,106.52 and 1,815.32

Step by Step Solution

1. Step 1: Write the proportion equation
   4,737.02 : 7,106.52 = 1,815.32 : x
2. Step 2: Convert to fraction form
   4,737.02/7,106.52 = 1,815.32/x
3. Step 3: Cross multiply
   4,737.02x = 7,106.52 × 1,815.32
4. Step 4: Simplify right side
   4,737.02x = 12,900,607.89
5. Step 5: Solve for x
   x = 12,900,607.89/4,737.02
6. Step 6: Final answer
   x = 2,723.36