Finding the Third Proportional to 90,722 and 141,052

Step by Step Solution

1. Step 1: Write the proportion equation
   90,722 : 141,052 = 141,052 : x
2. Step 2: Convert to fraction form
   90,722/141,052 = 141,052/x
3. Step 3: Cross multiply
   90,722x = 141,052 × 141,052
4. Step 4: Simplify right side
   90,722x = 19,895,666,704
5. Step 5: Solve for x
   x = 19,895,666,704/90,722
6. Step 6: Final answer
   x = 219,303.66