Finding the Third Proportional to 748,312 and 1,141,148

Step by Step Solution

1. Step 1: Write the proportion equation
   748,312 : 1,141,148 = 1,141,148 : x
2. Step 2: Convert to fraction form
   748,312/1,141,148 = 1,141,148/x
3. Step 3: Cross multiply
   748,312x = 1,141,148 × 1,141,148
4. Step 4: Simplify right side
   748,312x = 1,302,218,757,904
5. Step 5: Solve for x
   x = 1,302,218,757,904/748,312
6. Step 6: Final answer
   x = 1,740,208.31