Finding the Fourth Proportional to 1,862.07, 2,803.89 and 1,345.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,862.07 : 2,803.89 = 1,345.59 : x
2. Step 2: Convert to fraction form
   1,862.07/2,803.89 = 1,345.59/x
3. Step 3: Cross multiply
   1,862.07x = 2,803.89 × 1,345.59
4. Step 4: Simplify right side
   1,862.07x = 3,772,886.35
5. Step 5: Solve for x
   x = 3,772,886.35/1,862.07
6. Step 6: Final answer
   x = 2,026.18