Finding the Third Proportional to 882,138 and 1,913,640

Step by Step Solution

1. Step 1: Write the proportion equation
   882,138 : 1,913,640 = 1,913,640 : x
2. Step 2: Convert to fraction form
   882,138/1,913,640 = 1,913,640/x
3. Step 3: Cross multiply
   882,138x = 1,913,640 × 1,913,640
4. Step 4: Simplify right side
   882,138x = 3,662,018,049,600
5. Step 5: Solve for x
   x = 3,662,018,049,600/882,138
6. Step 6: Final answer
   x = 4,151,298.38