Finding the Third Proportional to 1,691,748 and 3,662,276

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,748 : 3,662,276 = 3,662,276 : x
2. Step 2: Convert to fraction form
   1,691,748/3,662,276 = 3,662,276/x
3. Step 3: Cross multiply
   1,691,748x = 3,662,276 × 3,662,276
4. Step 4: Simplify right side
   1,691,748x = 13,412,265,500,176
5. Step 5: Solve for x
   x = 13,412,265,500,176/1,691,748
6. Step 6: Final answer
   x = 7,928,051.64