Finding the Fourth Proportional to 1,954.63, 2,697.42 and 1,070.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,954.63 : 2,697.42 = 1,070.42 : x
2. Step 2: Convert to fraction form
   1,954.63/2,697.42 = 1,070.42/x
3. Step 3: Cross multiply
   1,954.63x = 2,697.42 × 1,070.42
4. Step 4: Simplify right side
   1,954.63x = 2,887,356.82
5. Step 5: Solve for x
   x = 2,887,356.82/1,954.63
6. Step 6: Final answer
   x = 1,477.19