Finding the Third Proportional to 214,527 and 291,351.56

Step by Step Solution

1. Step 1: Write the proportion equation
   214,527 : 291,351.56 = 291,351.56 : x
2. Step 2: Convert to fraction form
   214,527/291,351.56 = 291,351.56/x
3. Step 3: Cross multiply
   214,527x = 291,351.56 × 291,351.56
4. Step 4: Simplify right side
   214,527x = 84,885,732,971.19
5. Step 5: Solve for x
   x = 84,885,732,971.19/214,527
6. Step 6: Final answer
   x = 395,687.88