Finding the Fourth Proportional to 1,885.12, 2,598.24 and 1,360.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.12 : 2,598.24 = 1,360.96 : x
2. Step 2: Convert to fraction form
   1,885.12/2,598.24 = 1,360.96/x
3. Step 3: Cross multiply
   1,885.12x = 2,598.24 × 1,360.96
4. Step 4: Simplify right side
   1,885.12x = 3,536,100.71
5. Step 5: Solve for x
   x = 3,536,100.71/1,885.12
6. Step 6: Final answer
   x = 1,875.80