Finding the Third Proportional to 1,547,880 and 2,391,868

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547,880 : 2,391,868 = 2,391,868 : x
2. Step 2: Convert to fraction form
   1,547,880/2,391,868 = 2,391,868/x
3. Step 3: Cross multiply
   1,547,880x = 2,391,868 × 2,391,868
4. Step 4: Simplify right side
   1,547,880x = 5,721,032,529,424
5. Step 5: Solve for x
   x = 5,721,032,529,424/1,547,880
6. Step 6: Final answer
   x = 3,696,043.96