Finding the Third Proportional to 155,937 and 243,031.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,937 : 243,031.50 = 243,031.50 : x
2. Step 2: Convert to fraction form
   155,937/243,031.50 = 243,031.50/x
3. Step 3: Cross multiply
   155,937x = 243,031.50 × 243,031.50
4. Step 4: Simplify right side
   155,937x = 59,064,309,992.25
5. Step 5: Solve for x
   x = 59,064,309,992.25/155,937
6. Step 6: Final answer
   x = 378,770.34