Finding the Third Proportional to 512,851.50 and 1,089,126

Step by Step Solution

1. Step 1: Write the proportion equation
   512,851.50 : 1,089,126 = 1,089,126 : x
2. Step 2: Convert to fraction form
   512,851.50/1,089,126 = 1,089,126/x
3. Step 3: Cross multiply
   512,851.50x = 1,089,126 × 1,089,126
4. Step 4: Simplify right side
   512,851.50x = 1,186,195,443,876
5. Step 5: Solve for x
   x = 1,186,195,443,876/512,851.50
6. Step 6: Final answer
   x = 2,312,941.36