Finding the Third Proportional to 2,319,872 and 3,549,144

Step by Step Solution

1. Step 1: Write the proportion equation
   2,319,872 : 3,549,144 = 3,549,144 : x
2. Step 2: Convert to fraction form
   2,319,872/3,549,144 = 3,549,144/x
3. Step 3: Cross multiply
   2,319,872x = 3,549,144 × 3,549,144
4. Step 4: Simplify right side
   2,319,872x = 12,596,423,132,736
5. Step 5: Solve for x
   x = 12,596,423,132,736/2,319,872
6. Step 6: Final answer
   x = 5,429,792.30