Finding the Third Proportional to 75,421.34 and 111,827.46

Step by Step Solution

1. Step 1: Write the proportion equation
   75,421.34 : 111,827.46 = 111,827.46 : x
2. Step 2: Convert to fraction form
   75,421.34/111,827.46 = 111,827.46/x
3. Step 3: Cross multiply
   75,421.34x = 111,827.46 × 111,827.46
4. Step 4: Simplify right side
   75,421.34x = 12,505,381,019.73
5. Step 5: Solve for x
   x = 12,505,381,019.73/75,421.34
6. Step 6: Final answer
   x = 165,806.94