Finding the Third Proportional to 156,919.88 and 343,182

Step by Step Solution

1. Step 1: Write the proportion equation
   156,919.88 : 343,182 = 343,182 : x
2. Step 2: Convert to fraction form
   156,919.88/343,182 = 343,182/x
3. Step 3: Cross multiply
   156,919.88x = 343,182 × 343,182
4. Step 4: Simplify right side
   156,919.88x = 117,773,885,124
5. Step 5: Solve for x
   x = 117,773,885,124/156,919.88
6. Step 6: Final answer
   x = 750,535.17