Finding the Fourth Proportional to 1,856.02, 2,561.01 and 1,069.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.02 : 2,561.01 = 1,069.92 : x
2. Step 2: Convert to fraction form
   1,856.02/2,561.01 = 1,069.92/x
3. Step 3: Cross multiply
   1,856.02x = 2,561.01 × 1,069.92
4. Step 4: Simplify right side
   1,856.02x = 2,740,075.82
5. Step 5: Solve for x
   x = 2,740,075.82/1,856.02
6. Step 6: Final answer
   x = 1,476.32