Finding the Third Proportional to 15,664.75 and 34,187.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,664.75 : 34,187.50 = 34,187.50 : x
2. Step 2: Convert to fraction form
   15,664.75/34,187.50 = 34,187.50/x
3. Step 3: Cross multiply
   15,664.75x = 34,187.50 × 34,187.50
4. Step 4: Simplify right side
   15,664.75x = 1,168,785,156.25
5. Step 5: Solve for x
   x = 1,168,785,156.25/15,664.75
6. Step 6: Final answer
   x = 74,612.44