Finding the Third Proportional to 30,398.82 and 43,303.64

Step by Step Solution

1. Step 1: Write the proportion equation
   30,398.82 : 43,303.64 = 43,303.64 : x
2. Step 2: Convert to fraction form
   30,398.82/43,303.64 = 43,303.64/x
3. Step 3: Cross multiply
   30,398.82x = 43,303.64 × 43,303.64
4. Step 4: Simplify right side
   30,398.82x = 1,875,205,338.95
5. Step 5: Solve for x
   x = 1,875,205,338.95/30,398.82
6. Step 6: Final answer
   x = 61,686.78