Finding the Third Proportional to 516,294 and 1,111,684.50

Step by Step Solution

1. Step 1: Write the proportion equation
   516,294 : 1,111,684.50 = 1,111,684.50 : x
2. Step 2: Convert to fraction form
   516,294/1,111,684.50 = 1,111,684.50/x
3. Step 3: Cross multiply
   516,294x = 1,111,684.50 × 1,111,684.50
4. Step 4: Simplify right side
   516,294x = 1,235,842,427,540.25
5. Step 5: Solve for x
   x = 1,235,842,427,540.25/516,294
6. Step 6: Final answer
   x = 2,393,679.62