Finding the Fourth Proportional to 1,402.89, 2,105.06 and 1,075.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402.89 : 2,105.06 = 1,075.93 : x
2. Step 2: Convert to fraction form
   1,402.89/2,105.06 = 1,075.93/x
3. Step 3: Cross multiply
   1,402.89x = 2,105.06 × 1,075.93
4. Step 4: Simplify right side
   1,402.89x = 2,264,907.48
5. Step 5: Solve for x
   x = 2,264,907.48/1,402.89
6. Step 6: Final answer
   x = 1,614.45