Finding the Fourth Proportional to 1,897.01, 2,618.04 and 1,100.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.01 : 2,618.04 = 1,100.63 : x
2. Step 2: Convert to fraction form
   1,897.01/2,618.04 = 1,100.63/x
3. Step 3: Cross multiply
   1,897.01x = 2,618.04 × 1,100.63
4. Step 4: Simplify right side
   1,897.01x = 2,881,493.37
5. Step 5: Solve for x
   x = 2,881,493.37/1,897.01
6. Step 6: Final answer
   x = 1,518.97