Finding the Third Proportional to 110,438 and 147,139

Step by Step Solution

1. Step 1: Write the proportion equation
   110,438 : 147,139 = 147,139 : x
2. Step 2: Convert to fraction form
   110,438/147,139 = 147,139/x
3. Step 3: Cross multiply
   110,438x = 147,139 × 147,139
4. Step 4: Simplify right side
   110,438x = 21,649,885,321
5. Step 5: Solve for x
   x = 21,649,885,321/110,438
6. Step 6: Final answer
   x = 196,036.56