Finding the Third Proportional to 3,387,432 and 7,457,208

Step by Step Solution

1. Step 1: Write the proportion equation
   3,387,432 : 7,457,208 = 7,457,208 : x
2. Step 2: Convert to fraction form
   3,387,432/7,457,208 = 7,457,208/x
3. Step 3: Cross multiply
   3,387,432x = 7,457,208 × 7,457,208
4. Step 4: Simplify right side
   3,387,432x = 55,609,951,155,264
5. Step 5: Solve for x
   x = 55,609,951,155,264/3,387,432
6. Step 6: Final answer
   x = 16,416,551.29