Finding the Third Proportional to 110,323 and 238,139

Step by Step Solution

1. Step 1: Write the proportion equation
   110,323 : 238,139 = 238,139 : x
2. Step 2: Convert to fraction form
   110,323/238,139 = 238,139/x
3. Step 3: Cross multiply
   110,323x = 238,139 × 238,139
4. Step 4: Simplify right side
   110,323x = 56,710,183,321
5. Step 5: Solve for x
   x = 56,710,183,321/110,323
6. Step 6: Final answer
   x = 514,037.72