Finding the Third Proportional to 1,185,406.31 and 1,693,920.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,406.31 : 1,693,920.94 = 1,693,920.94 : x
2. Step 2: Convert to fraction form
   1,185,406.31/1,693,920.94 = 1,693,920.94/x
3. Step 3: Cross multiply
   1,185,406.31x = 1,693,920.94 × 1,693,920.94
4. Step 4: Simplify right side
   1,185,406.31x = 2,869,368,142,500.88
5. Step 5: Solve for x
   x = 2,869,368,142,500.88/1,185,406.31
6. Step 6: Final answer
   x = 2,420,577.75