Finding the Third Proportional to 722,238 and 1,537,788

Step by Step Solution

1. Step 1: Write the proportion equation
   722,238 : 1,537,788 = 1,537,788 : x
2. Step 2: Convert to fraction form
   722,238/1,537,788 = 1,537,788/x
3. Step 3: Cross multiply
   722,238x = 1,537,788 × 1,537,788
4. Step 4: Simplify right side
   722,238x = 2,364,791,932,944
5. Step 5: Solve for x
   x = 2,364,791,932,944/722,238
6. Step 6: Final answer
   x = 3,274,255.76