Finding the Third Proportional to 155,741.63 and 243,993.38

Step by Step Solution

1. Step 1: Write the proportion equation
   155,741.63 : 243,993.38 = 243,993.38 : x
2. Step 2: Convert to fraction form
   155,741.63/243,993.38 = 243,993.38/x
3. Step 3: Cross multiply
   155,741.63x = 243,993.38 × 243,993.38
4. Step 4: Simplify right side
   155,741.63x = 59,532,767,043.89
5. Step 5: Solve for x
   x = 59,532,767,043.89/155,741.63
6. Step 6: Final answer
   x = 382,253.41