Finding the Third Proportional to 947,580 and 2,072,310

Step by Step Solution

1. Step 1: Write the proportion equation
   947,580 : 2,072,310 = 2,072,310 : x
2. Step 2: Convert to fraction form
   947,580/2,072,310 = 2,072,310/x
3. Step 3: Cross multiply
   947,580x = 2,072,310 × 2,072,310
4. Step 4: Simplify right side
   947,580x = 4,294,468,736,100
5. Step 5: Solve for x
   x = 4,294,468,736,100/947,580
6. Step 6: Final answer
   x = 4,532,038.18