Finding the Third Proportional to 978,694.31 and 1,497,292.59

Step by Step Solution

1. Step 1: Write the proportion equation
   978,694.31 : 1,497,292.59 = 1,497,292.59 : x
2. Step 2: Convert to fraction form
   978,694.31/1,497,292.59 = 1,497,292.59/x
3. Step 3: Cross multiply
   978,694.31x = 1,497,292.59 × 1,497,292.59
4. Step 4: Simplify right side
   978,694.31x = 2,241,885,111,298.60
5. Step 5: Solve for x
   x = 2,241,885,111,298.60/978,694.31
6. Step 6: Final answer
   x = 2,290,689.83