Finding the Third Proportional to 56,163 and 87,700.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,163 : 87,700.50 = 87,700.50 : x
2. Step 2: Convert to fraction form
   56,163/87,700.50 = 87,700.50/x
3. Step 3: Cross multiply
   56,163x = 87,700.50 × 87,700.50
4. Step 4: Simplify right side
   56,163x = 7,691,377,700.25
5. Step 5: Solve for x
   x = 7,691,377,700.25/56,163
6. Step 6: Final answer
   x = 136,947.42