Finding the Third Proportional to 139,784.06 and 186,238.41

Step by Step Solution

1. Step 1: Write the proportion equation
   139,784.06 : 186,238.41 = 186,238.41 : x
2. Step 2: Convert to fraction form
   139,784.06/186,238.41 = 186,238.41/x
3. Step 3: Cross multiply
   139,784.06x = 186,238.41 × 186,238.41
4. Step 4: Simplify right side
   139,784.06x = 34,684,743,962.54
5. Step 5: Solve for x
   x = 34,684,743,962.54/139,784.06
6. Step 6: Final answer
   x = 248,130.89