Finding the Third Proportional to 13,602 and 19,139

Step by Step Solution

1. Step 1: Write the proportion equation
   13,602 : 19,139 = 19,139 : x
2. Step 2: Convert to fraction form
   13,602/19,139 = 19,139/x
3. Step 3: Cross multiply
   13,602x = 19,139 × 19,139
4. Step 4: Simplify right side
   13,602x = 366,301,321
5. Step 5: Solve for x
   x = 366,301,321/13,602
6. Step 6: Final answer
   x = 26,929.96