Finding the Third Proportional to 64,815 and 93,670.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,815 : 93,670.50 = 93,670.50 : x
2. Step 2: Convert to fraction form
   64,815/93,670.50 = 93,670.50/x
3. Step 3: Cross multiply
   64,815x = 93,670.50 × 93,670.50
4. Step 4: Simplify right side
   64,815x = 8,774,162,570.25
5. Step 5: Solve for x
   x = 8,774,162,570.25/64,815
6. Step 6: Final answer
   x = 135,372.41