Finding the Third Proportional to 156,768 and 238,434

Step by Step Solution

1. Step 1: Write the proportion equation
   156,768 : 238,434 = 238,434 : x
2. Step 2: Convert to fraction form
   156,768/238,434 = 238,434/x
3. Step 3: Cross multiply
   156,768x = 238,434 × 238,434
4. Step 4: Simplify right side
   156,768x = 56,850,772,356
5. Step 5: Solve for x
   x = 56,850,772,356/156,768
6. Step 6: Final answer
   x = 362,642.71