Finding the Third Proportional to 661,448 and 1,051,248

Step by Step Solution

1. Step 1: Write the proportion equation
   661,448 : 1,051,248 = 1,051,248 : x
2. Step 2: Convert to fraction form
   661,448/1,051,248 = 1,051,248/x
3. Step 3: Cross multiply
   661,448x = 1,051,248 × 1,051,248
4. Step 4: Simplify right side
   661,448x = 1,105,122,357,504
5. Step 5: Solve for x
   x = 1,105,122,357,504/661,448
6. Step 6: Final answer
   x = 1,670,762.26