Finding the Third Proportional to 910.31 and 1,953.38

Step by Step Solution

1. Step 1: Write the proportion equation
   910.31 : 1,953.38 = 1,953.38 : x
2. Step 2: Convert to fraction form
   910.31/1,953.38 = 1,953.38/x
3. Step 3: Cross multiply
   910.31x = 1,953.38 × 1,953.38
4. Step 4: Simplify right side
   910.31x = 3,815,673.89
5. Step 5: Solve for x
   x = 3,815,673.89/910.31
6. Step 6: Final answer
   x = 4,191.61