Finding the Third Proportional to 521,207 and 1,142,060

Step by Step Solution

1. Step 1: Write the proportion equation
   521,207 : 1,142,060 = 1,142,060 : x
2. Step 2: Convert to fraction form
   521,207/1,142,060 = 1,142,060/x
3. Step 3: Cross multiply
   521,207x = 1,142,060 × 1,142,060
4. Step 4: Simplify right side
   521,207x = 1,304,301,043,600
5. Step 5: Solve for x
   x = 1,304,301,043,600/521,207
6. Step 6: Final answer
   x = 2,502,462.64