Finding the Fourth Proportional to 1,111.08, 1,675.05 and 1,051.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111.08 : 1,675.05 = 1,051.56 : x
2. Step 2: Convert to fraction form
   1,111.08/1,675.05 = 1,051.56/x
3. Step 3: Cross multiply
   1,111.08x = 1,675.05 × 1,051.56
4. Step 4: Simplify right side
   1,111.08x = 1,761,415.58
5. Step 5: Solve for x
   x = 1,761,415.58/1,111.08
6. Step 6: Final answer
   x = 1,585.32