Finding the Fourth Proportional to 1,892.35, 2,611.39 and 1,053.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.35 : 2,611.39 = 1,053.01 : x
2. Step 2: Convert to fraction form
   1,892.35/2,611.39 = 1,053.01/x
3. Step 3: Cross multiply
   1,892.35x = 2,611.39 × 1,053.01
4. Step 4: Simplify right side
   1,892.35x = 2,749,819.78
5. Step 5: Solve for x
   x = 2,749,819.78/1,892.35
6. Step 6: Final answer
   x = 1,453.12