Finding the Third Proportional to 664,224 and 1,003,248

Step by Step Solution

1. Step 1: Write the proportion equation
   664,224 : 1,003,248 = 1,003,248 : x
2. Step 2: Convert to fraction form
   664,224/1,003,248 = 1,003,248/x
3. Step 3: Cross multiply
   664,224x = 1,003,248 × 1,003,248
4. Step 4: Simplify right side
   664,224x = 1,006,506,549,504
5. Step 5: Solve for x
   x = 1,006,506,549,504/664,224
6. Step 6: Final answer
   x = 1,515,311.93