Finding the Third Proportional to 744,930 and 1,153,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   744,930 : 1,153,231.50 = 1,153,231.50 : x
2. Step 2: Convert to fraction form
   744,930/1,153,231.50 = 1,153,231.50/x
3. Step 3: Cross multiply
   744,930x = 1,153,231.50 × 1,153,231.50
4. Step 4: Simplify right side
   744,930x = 1,329,942,892,592.25
5. Step 5: Solve for x
   x = 1,329,942,892,592.25/744,930
6. Step 6: Final answer
   x = 1,785,325.99