Finding the Third Proportional to 16,060.78 and 34,490.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,060.78 : 34,490.81 = 34,490.81 : x
2. Step 2: Convert to fraction form
   16,060.78/34,490.81 = 34,490.81/x
3. Step 3: Cross multiply
   16,060.78x = 34,490.81 × 34,490.81
4. Step 4: Simplify right side
   16,060.78x = 1,189,616,146.91
5. Step 5: Solve for x
   x = 1,189,616,146.91/16,060.78
6. Step 6: Final answer
   x = 74,069.63