Finding the Third Proportional to 670,294 and 1,445,558

Step by Step Solution

1. Step 1: Write the proportion equation
   670,294 : 1,445,558 = 1,445,558 : x
2. Step 2: Convert to fraction form
   670,294/1,445,558 = 1,445,558/x
3. Step 3: Cross multiply
   670,294x = 1,445,558 × 1,445,558
4. Step 4: Simplify right side
   670,294x = 2,089,637,931,364
5. Step 5: Solve for x
   x = 2,089,637,931,364/670,294
6. Step 6: Final answer
   x = 3,117,494.61