Finding the Third Proportional to 1,213,677 and 1,748,250

Step by Step Solution

1. Step 1: Write the proportion equation
   1,213,677 : 1,748,250 = 1,748,250 : x
2. Step 2: Convert to fraction form
   1,213,677/1,748,250 = 1,748,250/x
3. Step 3: Cross multiply
   1,213,677x = 1,748,250 × 1,748,250
4. Step 4: Simplify right side
   1,213,677x = 3,056,378,062,500
5. Step 5: Solve for x
   x = 3,056,378,062,500/1,213,677
6. Step 6: Final answer
   x = 2,518,279.63