Finding the Third Proportional to 47,538.77 and 64,032.40

Step by Step Solution

1. Step 1: Write the proportion equation
   47,538.77 : 64,032.40 = 64,032.40 : x
2. Step 2: Convert to fraction form
   47,538.77/64,032.40 = 64,032.40/x
3. Step 3: Cross multiply
   47,538.77x = 64,032.40 × 64,032.40
4. Step 4: Simplify right side
   47,538.77x = 4,100,148,049.66
5. Step 5: Solve for x
   x = 4,100,148,049.66/47,538.77
6. Step 6: Final answer
   x = 86,248.50