Finding the Third Proportional to 774,342 and 1,173,168

Step by Step Solution

1. Step 1: Write the proportion equation
   774,342 : 1,173,168 = 1,173,168 : x
2. Step 2: Convert to fraction form
   774,342/1,173,168 = 1,173,168/x
3. Step 3: Cross multiply
   774,342x = 1,173,168 × 1,173,168
4. Step 4: Simplify right side
   774,342x = 1,376,323,156,224
5. Step 5: Solve for x
   x = 1,376,323,156,224/774,342
6. Step 6: Final answer
   x = 1,777,409.93