Finding the Third Proportional to 1,161.21 and 1,885.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,161.21 : 1,885.15 = 1,885.15 : x
2. Step 2: Convert to fraction form
   1,161.21/1,885.15 = 1,885.15/x
3. Step 3: Cross multiply
   1,161.21x = 1,885.15 × 1,885.15
4. Step 4: Simplify right side
   1,161.21x = 3,553,784.63
5. Step 5: Solve for x
   x = 3,553,784.63/1,161.21
6. Step 6: Final answer
   x = 3,060.41