Finding the Third Proportional to 1,495,220 and 3,186,172

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495,220 : 3,186,172 = 3,186,172 : x
2. Step 2: Convert to fraction form
   1,495,220/3,186,172 = 3,186,172/x
3. Step 3: Cross multiply
   1,495,220x = 3,186,172 × 3,186,172
4. Step 4: Simplify right side
   1,495,220x = 10,151,692,013,584
5. Step 5: Solve for x
   x = 10,151,692,013,584/1,495,220
6. Step 6: Final answer
   x = 6,789,430.33