Finding the Third Proportional to 34,886.64 and 53,920.37

Step by Step Solution

1. Step 1: Write the proportion equation
   34,886.64 : 53,920.37 = 53,920.37 : x
2. Step 2: Convert to fraction form
   34,886.64/53,920.37 = 53,920.37/x
3. Step 3: Cross multiply
   34,886.64x = 53,920.37 × 53,920.37
4. Step 4: Simplify right side
   34,886.64x = 2,907,406,418.89
5. Step 5: Solve for x
   x = 2,907,406,418.89/34,886.64
6. Step 6: Final answer
   x = 83,338.68