Finding the Third Proportional to 19,116 and 38,748

Step by Step Solution

1. Step 1: Write the proportion equation
   19,116 : 38,748 = 38,748 : x
2. Step 2: Convert to fraction form
   19,116/38,748 = 38,748/x
3. Step 3: Cross multiply
   19,116x = 38,748 × 38,748
4. Step 4: Simplify right side
   19,116x = 1,501,407,504
5. Step 5: Solve for x
   x = 1,501,407,504/19,116
6. Step 6: Final answer
   x = 78,541.93