Finding the Fourth Proportional to 2,510.68, 3,761.16 and 1,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510.68 : 3,761.16 = 1,930.72 : x
2. Step 2: Convert to fraction form
   2,510.68/3,761.16 = 1,930.72/x
3. Step 3: Cross multiply
   2,510.68x = 3,761.16 × 1,930.72
4. Step 4: Simplify right side
   2,510.68x = 7,261,746.84
5. Step 5: Solve for x
   x = 7,261,746.84/2,510.68
6. Step 6: Final answer
   x = 2,892.34