Finding the Third Proportional to 978,208.52 and 1,351,699.52

Step by Step Solution

1. Step 1: Write the proportion equation
   978,208.52 : 1,351,699.52 = 1,351,699.52 : x
2. Step 2: Convert to fraction form
   978,208.52/1,351,699.52 = 1,351,699.52/x
3. Step 3: Cross multiply
   978,208.52x = 1,351,699.52 × 1,351,699.52
4. Step 4: Simplify right side
   978,208.52x = 1,827,091,601,661.16
5. Step 5: Solve for x
   x = 1,827,091,601,661.16/978,208.52
6. Step 6: Final answer
   x = 1,867,793.58