Finding the Third Proportional to 156,816 and 238,908

Step by Step Solution

1. Step 1: Write the proportion equation
   156,816 : 238,908 = 238,908 : x
2. Step 2: Convert to fraction form
   156,816/238,908 = 238,908/x
3. Step 3: Cross multiply
   156,816x = 238,908 × 238,908
4. Step 4: Simplify right side
   156,816x = 57,077,032,464
5. Step 5: Solve for x
   x = 57,077,032,464/156,816
6. Step 6: Final answer
   x = 363,974.55