Finding the Third Proportional to 1,101,129 and 1,684,611

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101,129 : 1,684,611 = 1,684,611 : x
2. Step 2: Convert to fraction form
   1,101,129/1,684,611 = 1,684,611/x
3. Step 3: Cross multiply
   1,101,129x = 1,684,611 × 1,684,611
4. Step 4: Simplify right side
   1,101,129x = 2,837,914,221,321
5. Step 5: Solve for x
   x = 2,837,914,221,321/1,101,129
6. Step 6: Final answer
   x = 2,577,276.80