Finding the Third Proportional to 156,960 and 335,468

Step by Step Solution

1. Step 1: Write the proportion equation
   156,960 : 335,468 = 335,468 : x
2. Step 2: Convert to fraction form
   156,960/335,468 = 335,468/x
3. Step 3: Cross multiply
   156,960x = 335,468 × 335,468
4. Step 4: Simplify right side
   156,960x = 112,538,779,024
5. Step 5: Solve for x
   x = 112,538,779,024/156,960
6. Step 6: Final answer
   x = 716,990.18