Finding the Third Proportional to 1,829,178 and 3,939,300

Step by Step Solution

1. Step 1: Write the proportion equation
   1,829,178 : 3,939,300 = 3,939,300 : x
2. Step 2: Convert to fraction form
   1,829,178/3,939,300 = 3,939,300/x
3. Step 3: Cross multiply
   1,829,178x = 3,939,300 × 3,939,300
4. Step 4: Simplify right side
   1,829,178x = 15,518,084,490,000
5. Step 5: Solve for x
   x = 15,518,084,490,000/1,829,178
6. Step 6: Final answer
   x = 8,483,638.27