Finding the Third Proportional to 947,520 and 2,072,160

Step by Step Solution

1. Step 1: Write the proportion equation
   947,520 : 2,072,160 = 2,072,160 : x
2. Step 2: Convert to fraction form
   947,520/2,072,160 = 2,072,160/x
3. Step 3: Cross multiply
   947,520x = 2,072,160 × 2,072,160
4. Step 4: Simplify right side
   947,520x = 4,293,847,065,600
5. Step 5: Solve for x
   x = 4,293,847,065,600/947,520
6. Step 6: Final answer
   x = 4,531,669.06