Finding the Third Proportional to 947,430 and 2,072,008

Step by Step Solution

1. Step 1: Write the proportion equation
   947,430 : 2,072,008 = 2,072,008 : x
2. Step 2: Convert to fraction form
   947,430/2,072,008 = 2,072,008/x
3. Step 3: Cross multiply
   947,430x = 2,072,008 × 2,072,008
4. Step 4: Simplify right side
   947,430x = 4,293,217,152,064
5. Step 5: Solve for x
   x = 4,293,217,152,064/947,430
6. Step 6: Final answer
   x = 4,531,434.67