Finding the Third Proportional to 109,003 and 243,516.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,003 : 243,516.50 = 243,516.50 : x
2. Step 2: Convert to fraction form
   109,003/243,516.50 = 243,516.50/x
3. Step 3: Cross multiply
   109,003x = 243,516.50 × 243,516.50
4. Step 4: Simplify right side
   109,003x = 59,300,285,772.25
5. Step 5: Solve for x
   x = 59,300,285,772.25/109,003
6. Step 6: Final answer
   x = 544,024.35