Finding the Fourth Proportional to 1,895.33, 2,615.55 and 1,056.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,895.33 : 2,615.55 = 1,056.07 : x
2. Step 2: Convert to fraction form
   1,895.33/2,615.55 = 1,056.07/x
3. Step 3: Cross multiply
   1,895.33x = 2,615.55 × 1,056.07
4. Step 4: Simplify right side
   1,895.33x = 2,762,203.89
5. Step 5: Solve for x
   x = 2,762,203.89/1,895.33
6. Step 6: Final answer
   x = 1,457.37