Finding the Third Proportional to 42,947.63 and 64,892.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,947.63 : 64,892.25 = 64,892.25 : x
2. Step 2: Convert to fraction form
   42,947.63/64,892.25 = 64,892.25/x
3. Step 3: Cross multiply
   42,947.63x = 64,892.25 × 64,892.25
4. Step 4: Simplify right side
   42,947.63x = 4,211,004,110.06
5. Step 5: Solve for x
   x = 4,211,004,110.06/42,947.63
6. Step 6: Final answer
   x = 98,049.76