Finding the Third Proportional to 55,224.25 and 87,583.88

Step by Step Solution

1. Step 1: Write the proportion equation
   55,224.25 : 87,583.88 = 87,583.88 : x
2. Step 2: Convert to fraction form
   55,224.25/87,583.88 = 87,583.88/x
3. Step 3: Cross multiply
   55,224.25x = 87,583.88 × 87,583.88
4. Step 4: Simplify right side
   55,224.25x = 7,670,935,160.02
5. Step 5: Solve for x
   x = 7,670,935,160.02/55,224.25
6. Step 6: Final answer
   x = 138,905.19