Finding the Fourth Proportional to 10,704.56, 16,056.45 and 2,807.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,704.56 : 16,056.45 = 2,807.01 : x
2. Step 2: Convert to fraction form
   10,704.56/16,056.45 = 2,807.01/x
3. Step 3: Cross multiply
   10,704.56x = 16,056.45 × 2,807.01
4. Step 4: Simplify right side
   10,704.56x = 45,070,686.45
5. Step 5: Solve for x
   x = 45,070,686.45/10,704.56
6. Step 6: Final answer
   x = 4,210.42