Finding the Third Proportional to 784,080 and 1,172,988

Step by Step Solution

1. Step 1: Write the proportion equation
   784,080 : 1,172,988 = 1,172,988 : x
2. Step 2: Convert to fraction form
   784,080/1,172,988 = 1,172,988/x
3. Step 3: Cross multiply
   784,080x = 1,172,988 × 1,172,988
4. Step 4: Simplify right side
   784,080x = 1,375,900,848,144
5. Step 5: Solve for x
   x = 1,375,900,848,144/784,080
6. Step 6: Final answer
   x = 1,754,796.51