Finding the Third Proportional to 111,893 and 243,461.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,893 : 243,461.50 = 243,461.50 : x
2. Step 2: Convert to fraction form
   111,893/243,461.50 = 243,461.50/x
3. Step 3: Cross multiply
   111,893x = 243,461.50 × 243,461.50
4. Step 4: Simplify right side
   111,893x = 59,273,501,982.25
5. Step 5: Solve for x
   x = 59,273,501,982.25/111,893
6. Step 6: Final answer
   x = 529,733.78