Finding the Third Proportional to 38,130 and 55,007

Step by Step Solution

1. Step 1: Write the proportion equation
   38,130 : 55,007 = 55,007 : x
2. Step 2: Convert to fraction form
   38,130/55,007 = 55,007/x
3. Step 3: Cross multiply
   38,130x = 55,007 × 55,007
4. Step 4: Simplify right side
   38,130x = 3,025,770,049
5. Step 5: Solve for x
   x = 3,025,770,049/38,130
6. Step 6: Final answer
   x = 79,354.05