Finding the Third Proportional to 111,460.50 and 243,657

Step by Step Solution

1. Step 1: Write the proportion equation
   111,460.50 : 243,657 = 243,657 : x
2. Step 2: Convert to fraction form
   111,460.50/243,657 = 243,657/x
3. Step 3: Cross multiply
   111,460.50x = 243,657 × 243,657
4. Step 4: Simplify right side
   111,460.50x = 59,368,733,649
5. Step 5: Solve for x
   x = 59,368,733,649/111,460.50
6. Step 6: Final answer
   x = 532,643.70