Finding the Third Proportional to 729,488 and 1,091,316

Step by Step Solution

1. Step 1: Write the proportion equation
   729,488 : 1,091,316 = 1,091,316 : x
2. Step 2: Convert to fraction form
   729,488/1,091,316 = 1,091,316/x
3. Step 3: Cross multiply
   729,488x = 1,091,316 × 1,091,316
4. Step 4: Simplify right side
   729,488x = 1,190,970,611,856
5. Step 5: Solve for x
   x = 1,190,970,611,856/729,488
6. Step 6: Final answer
   x = 1,632,611.66