Finding the Third Proportional to 856,861.50 and 1,831,842

Step by Step Solution

1. Step 1: Write the proportion equation
   856,861.50 : 1,831,842 = 1,831,842 : x
2. Step 2: Convert to fraction form
   856,861.50/1,831,842 = 1,831,842/x
3. Step 3: Cross multiply
   856,861.50x = 1,831,842 × 1,831,842
4. Step 4: Simplify right side
   856,861.50x = 3,355,645,112,964
5. Step 5: Solve for x
   x = 3,355,645,112,964/856,861.50
6. Step 6: Final answer
   x = 3,916,204.79