Finding the Third Proportional to 39,407.34 and 59,519.81

Step by Step Solution

1. Step 1: Write the proportion equation
   39,407.34 : 59,519.81 = 59,519.81 : x
2. Step 2: Convert to fraction form
   39,407.34/59,519.81 = 59,519.81/x
3. Step 3: Cross multiply
   39,407.34x = 59,519.81 × 59,519.81
4. Step 4: Simplify right side
   39,407.34x = 3,542,608,080.04
5. Step 5: Solve for x
   x = 3,542,608,080.04/39,407.34
6. Step 6: Final answer
   x = 89,897.15