Finding the Third Proportional to 143,694 and 291,485.25

Step by Step Solution

1. Step 1: Write the proportion equation
   143,694 : 291,485.25 = 291,485.25 : x
2. Step 2: Convert to fraction form
   143,694/291,485.25 = 291,485.25/x
3. Step 3: Cross multiply
   143,694x = 291,485.25 × 291,485.25
4. Step 4: Simplify right side
   143,694x = 84,963,650,967.56
5. Step 5: Solve for x
   x = 84,963,650,967.56/143,694
6. Step 6: Final answer
   x = 591,281.83