Finding the Third Proportional to 1,561,440 and 2,329,164

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561,440 : 2,329,164 = 2,329,164 : x
2. Step 2: Convert to fraction form
   1,561,440/2,329,164 = 2,329,164/x
3. Step 3: Cross multiply
   1,561,440x = 2,329,164 × 2,329,164
4. Step 4: Simplify right side
   1,561,440x = 5,425,004,938,896
5. Step 5: Solve for x
   x = 5,425,004,938,896/1,561,440
6. Step 6: Final answer
   x = 3,474,360.17