Finding the Third Proportional to 366,930 and 808,354.69

Step by Step Solution

1. Step 1: Write the proportion equation
   366,930 : 808,354.69 = 808,354.69 : x
2. Step 2: Convert to fraction form
   366,930/808,354.69 = 808,354.69/x
3. Step 3: Cross multiply
   366,930x = 808,354.69 × 808,354.69
4. Step 4: Simplify right side
   366,930x = 653,437,300,803.22
5. Step 5: Solve for x
   x = 653,437,300,803.22/366,930
6. Step 6: Final answer
   x = 1,780,822.77