Finding the Third Proportional to 2,319,868 and 3,549,139

Step by Step Solution

1. Step 1: Write the proportion equation
   2,319,868 : 3,549,139 = 3,549,139 : x
2. Step 2: Convert to fraction form
   2,319,868/3,549,139 = 3,549,139/x
3. Step 3: Cross multiply
   2,319,868x = 3,549,139 × 3,549,139
4. Step 4: Simplify right side
   2,319,868x = 12,596,387,641,321
5. Step 5: Solve for x
   x = 12,596,387,641,321/2,319,868
6. Step 6: Final answer
   x = 5,429,786.37