Finding the Third Proportional to 788,080 and 1,685,672

Step by Step Solution

1. Step 1: Write the proportion equation
   788,080 : 1,685,672 = 1,685,672 : x
2. Step 2: Convert to fraction form
   788,080/1,685,672 = 1,685,672/x
3. Step 3: Cross multiply
   788,080x = 1,685,672 × 1,685,672
4. Step 4: Simplify right side
   788,080x = 2,841,490,091,584
5. Step 5: Solve for x
   x = 2,841,490,091,584/788,080
6. Step 6: Final answer
   x = 3,605,585.84