Finding the Third Proportional to 554,934 and 830,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   554,934 : 830,875.50 = 830,875.50 : x
2. Step 2: Convert to fraction form
   554,934/830,875.50 = 830,875.50/x
3. Step 3: Cross multiply
   554,934x = 830,875.50 × 830,875.50
4. Step 4: Simplify right side
   554,934x = 690,354,096,500.25
5. Step 5: Solve for x
   x = 690,354,096,500.25/554,934
6. Step 6: Final answer
   x = 1,244,029.19