Finding the Fourth Proportional to 5,085.91, 7,631.06 and 1,968.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,085.91 : 7,631.06 = 1,968.10 : x
2. Step 2: Convert to fraction form
   5,085.91/7,631.06 = 1,968.10/x
3. Step 3: Cross multiply
   5,085.91x = 7,631.06 × 1,968.10
4. Step 4: Simplify right side
   5,085.91x = 15,018,671.34
5. Step 5: Solve for x
   x = 15,018,671.34/5,085.91
6. Step 6: Final answer
   x = 2,953.00