Finding the Third Proportional to 30,010.50 and 42,054.19

Step by Step Solution

1. Step 1: Write the proportion equation
   30,010.50 : 42,054.19 = 42,054.19 : x
2. Step 2: Convert to fraction form
   30,010.50/42,054.19 = 42,054.19/x
3. Step 3: Cross multiply
   30,010.50x = 42,054.19 × 42,054.19
4. Step 4: Simplify right side
   30,010.50x = 1,768,554,686.29
5. Step 5: Solve for x
   x = 1,768,554,686.29/30,010.50
6. Step 6: Final answer
   x = 58,931.20