Finding the Third Proportional to 59,709.75 and 84,887.63

Step by Step Solution

1. Step 1: Write the proportion equation
   59,709.75 : 84,887.63 = 84,887.63 : x
2. Step 2: Convert to fraction form
   59,709.75/84,887.63 = 84,887.63/x
3. Step 3: Cross multiply
   59,709.75x = 84,887.63 × 84,887.63
4. Step 4: Simplify right side
   59,709.75x = 7,205,908,878.14
5. Step 5: Solve for x
   x = 7,205,908,878.14/59,709.75
6. Step 6: Final answer
   x = 120,682.28