Finding the Third Proportional to 29,387.50 and 64,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,387.50 : 64,606.50 = 64,606.50 : x
2. Step 2: Convert to fraction form
   29,387.50/64,606.50 = 64,606.50/x
3. Step 3: Cross multiply
   29,387.50x = 64,606.50 × 64,606.50
4. Step 4: Simplify right side
   29,387.50x = 4,173,999,842.25
5. Step 5: Solve for x
   x = 4,173,999,842.25/29,387.50
6. Step 6: Final answer
   x = 142,033.17