Finding the Third Proportional to 657,483.75 and 983,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   657,483.75 : 983,578.50 = 983,578.50 : x
2. Step 2: Convert to fraction form
   657,483.75/983,578.50 = 983,578.50/x
3. Step 3: Cross multiply
   657,483.75x = 983,578.50 × 983,578.50
4. Step 4: Simplify right side
   657,483.75x = 967,426,665,662.25
5. Step 5: Solve for x
   x = 967,426,665,662.25/657,483.75
6. Step 6: Final answer
   x = 1,471,407.72