Finding the Third Proportional to 59,216.06 and 78,615.56

Step by Step Solution

1. Step 1: Write the proportion equation
   59,216.06 : 78,615.56 = 78,615.56 : x
2. Step 2: Convert to fraction form
   59,216.06/78,615.56 = 78,615.56/x
3. Step 3: Cross multiply
   59,216.06x = 78,615.56 × 78,615.56
4. Step 4: Simplify right side
   59,216.06x = 6,180,406,667.19
5. Step 5: Solve for x
   x = 6,180,406,667.19/59,216.06
6. Step 6: Final answer
   x = 104,370.44