Finding the Third Proportional to 62,820 and 99,181

Step by Step Solution

1. Step 1: Write the proportion equation
   62,820 : 99,181 = 99,181 : x
2. Step 2: Convert to fraction form
   62,820/99,181 = 99,181/x
3. Step 3: Cross multiply
   62,820x = 99,181 × 99,181
4. Step 4: Simplify right side
   62,820x = 9,836,870,761
5. Step 5: Solve for x
   x = 9,836,870,761/62,820
6. Step 6: Final answer
   x = 156,588.20