Finding the Third Proportional to 615,084 and 1,322,136

Step by Step Solution

1. Step 1: Write the proportion equation
   615,084 : 1,322,136 = 1,322,136 : x
2. Step 2: Convert to fraction form
   615,084/1,322,136 = 1,322,136/x
3. Step 3: Cross multiply
   615,084x = 1,322,136 × 1,322,136
4. Step 4: Simplify right side
   615,084x = 1,748,043,602,496
5. Step 5: Solve for x
   x = 1,748,043,602,496/615,084
6. Step 6: Final answer
   x = 2,841,959.15