Finding the Third Proportional to 379,099.50 and 827,666.63

Step by Step Solution

1. Step 1: Write the proportion equation
   379,099.50 : 827,666.63 = 827,666.63 : x
2. Step 2: Convert to fraction form
   379,099.50/827,666.63 = 827,666.63/x
3. Step 3: Cross multiply
   379,099.50x = 827,666.63 × 827,666.63
4. Step 4: Simplify right side
   379,099.50x = 685,032,042,138.89
5. Step 5: Solve for x
   x = 685,032,042,138.89/379,099.50
6. Step 6: Final answer
   x = 1,806,998.01