Finding the Third Proportional to 2,531,583 and 5,157,174

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,583 : 5,157,174 = 5,157,174 : x
2. Step 2: Convert to fraction form
   2,531,583/5,157,174 = 5,157,174/x
3. Step 3: Cross multiply
   2,531,583x = 5,157,174 × 5,157,174
4. Step 4: Simplify right side
   2,531,583x = 26,596,443,666,276
5. Step 5: Solve for x
   x = 26,596,443,666,276/2,531,583
6. Step 6: Final answer
   x = 10,505,854.90