Finding the Third Proportional to 2,194,278 and 3,291,417

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194,278 : 3,291,417 = 3,291,417 : x
2. Step 2: Convert to fraction form
   2,194,278/3,291,417 = 3,291,417/x
3. Step 3: Cross multiply
   2,194,278x = 3,291,417 × 3,291,417
4. Step 4: Simplify right side
   2,194,278x = 10,833,425,867,889
5. Step 5: Solve for x
   x = 10,833,425,867,889/2,194,278
6. Step 6: Final answer
   x = 4,937,125.50