Finding the Third Proportional to 64,617 and 94,419.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,617 : 94,419.50 = 94,419.50 : x
2. Step 2: Convert to fraction form
   64,617/94,419.50 = 94,419.50/x
3. Step 3: Cross multiply
   64,617x = 94,419.50 × 94,419.50
4. Step 4: Simplify right side
   64,617x = 8,915,041,980.25
5. Step 5: Solve for x
   x = 8,915,041,980.25/64,617
6. Step 6: Final answer
   x = 137,967.44