Finding the Third Proportional to 947,572 and 2,072,288

Step by Step Solution

1. Step 1: Write the proportion equation
   947,572 : 2,072,288 = 2,072,288 : x
2. Step 2: Convert to fraction form
   947,572/2,072,288 = 2,072,288/x
3. Step 3: Cross multiply
   947,572x = 2,072,288 × 2,072,288
4. Step 4: Simplify right side
   947,572x = 4,294,377,554,944
5. Step 5: Solve for x
   x = 4,294,377,554,944/947,572
6. Step 6: Final answer
   x = 4,531,980.21