Finding the Third Proportional to 30,837.75 and 66,048.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,837.75 : 66,048.38 = 66,048.38 : x
2. Step 2: Convert to fraction form
   30,837.75/66,048.38 = 66,048.38/x
3. Step 3: Cross multiply
   30,837.75x = 66,048.38 × 66,048.38
4. Step 4: Simplify right side
   30,837.75x = 4,362,387,840.14
5. Step 5: Solve for x
   x = 4,362,387,840.14/30,837.75
6. Step 6: Final answer
   x = 141,462.59