Finding the Third Proportional to 552,066.50 and 782,886.50

Step by Step Solution

1. Step 1: Write the proportion equation
   552,066.50 : 782,886.50 = 782,886.50 : x
2. Step 2: Convert to fraction form
   552,066.50/782,886.50 = 782,886.50/x
3. Step 3: Cross multiply
   552,066.50x = 782,886.50 × 782,886.50
4. Step 4: Simplify right side
   552,066.50x = 612,911,271,882.25
5. Step 5: Solve for x
   x = 612,911,271,882.25/552,066.50
6. Step 6: Final answer
   x = 1,110,212.76