Finding the Third Proportional to 1,091,142 and 2,356,515

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091,142 : 2,356,515 = 2,356,515 : x
2. Step 2: Convert to fraction form
   1,091,142/2,356,515 = 2,356,515/x
3. Step 3: Cross multiply
   1,091,142x = 2,356,515 × 2,356,515
4. Step 4: Simplify right side
   1,091,142x = 5,553,162,945,225
5. Step 5: Solve for x
   x = 5,553,162,945,225/1,091,142
6. Step 6: Final answer
   x = 5,089,312.80