Finding the Third Proportional to 243,963 and 380,700

Step by Step Solution

1. Step 1: Write the proportion equation
   243,963 : 380,700 = 380,700 : x
2. Step 2: Convert to fraction form
   243,963/380,700 = 380,700/x
3. Step 3: Cross multiply
   243,963x = 380,700 × 380,700
4. Step 4: Simplify right side
   243,963x = 144,932,490,000
5. Step 5: Solve for x
   x = 144,932,490,000/243,963
6. Step 6: Final answer
   x = 594,075.70