Finding the Third Proportional to 2,139,368 and 4,698,586

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,368 : 4,698,586 = 4,698,586 : x
2. Step 2: Convert to fraction form
   2,139,368/4,698,586 = 4,698,586/x
3. Step 3: Cross multiply
   2,139,368x = 4,698,586 × 4,698,586
4. Step 4: Simplify right side
   2,139,368x = 22,076,710,399,396
5. Step 5: Solve for x
   x = 22,076,710,399,396/2,139,368
6. Step 6: Final answer
   x = 10,319,267.37