Finding the Third Proportional to 601,090 and 1,269,248

Step by Step Solution

1. Step 1: Write the proportion equation
   601,090 : 1,269,248 = 1,269,248 : x
2. Step 2: Convert to fraction form
   601,090/1,269,248 = 1,269,248/x
3. Step 3: Cross multiply
   601,090x = 1,269,248 × 1,269,248
4. Step 4: Simplify right side
   601,090x = 1,610,990,485,504
5. Step 5: Solve for x
   x = 1,610,990,485,504/601,090
6. Step 6: Final answer
   x = 2,680,115.27