Finding the Third Proportional to 30,061.13 and 42,783.19

Step by Step Solution

1. Step 1: Write the proportion equation
   30,061.13 : 42,783.19 = 42,783.19 : x
2. Step 2: Convert to fraction form
   30,061.13/42,783.19 = 42,783.19/x
3. Step 3: Cross multiply
   30,061.13x = 42,783.19 × 42,783.19
4. Step 4: Simplify right side
   30,061.13x = 1,830,401,132.66
5. Step 5: Solve for x
   x = 1,830,401,132.66/30,061.13
6. Step 6: Final answer
   x = 60,889.31