Finding the Fourth Proportional to 1,510.05, 2,083.71 and 880.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.05 : 2,083.71 = 880.59 : x
2. Step 2: Convert to fraction form
   1,510.05/2,083.71 = 880.59/x
3. Step 3: Cross multiply
   1,510.05x = 2,083.71 × 880.59
4. Step 4: Simplify right side
   1,510.05x = 1,834,894.19
5. Step 5: Solve for x
   x = 1,834,894.19/1,510.05
6. Step 6: Final answer
   x = 1,215.12