Finding the Third Proportional to 868,930.50 and 1,817,311.50

Step by Step Solution

1. Step 1: Write the proportion equation
   868,930.50 : 1,817,311.50 = 1,817,311.50 : x
2. Step 2: Convert to fraction form
   868,930.50/1,817,311.50 = 1,817,311.50/x
3. Step 3: Cross multiply
   868,930.50x = 1,817,311.50 × 1,817,311.50
4. Step 4: Simplify right side
   868,930.50x = 3,302,621,088,032.25
5. Step 5: Solve for x
   x = 3,302,621,088,032.25/868,930.50
6. Step 6: Final answer
   x = 3,800,788.54