Finding the Third Proportional to 612,814 and 945,060

Step by Step Solution

1. Step 1: Write the proportion equation
   612,814 : 945,060 = 945,060 : x
2. Step 2: Convert to fraction form
   612,814/945,060 = 945,060/x
3. Step 3: Cross multiply
   612,814x = 945,060 × 945,060
4. Step 4: Simplify right side
   612,814x = 893,138,403,600
5. Step 5: Solve for x
   x = 893,138,403,600/612,814
6. Step 6: Final answer
   x = 1,457,437.99