Finding the Third Proportional to 9,158.06 and 19,774.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,158.06 : 19,774.13 = 19,774.13 : x
2. Step 2: Convert to fraction form
   9,158.06/19,774.13 = 19,774.13/x
3. Step 3: Cross multiply
   9,158.06x = 19,774.13 × 19,774.13
4. Step 4: Simplify right side
   9,158.06x = 391,016,019.52
5. Step 5: Solve for x
   x = 391,016,019.52/9,158.06
6. Step 6: Final answer
   x = 42,696.37