Finding the Third Proportional to 15,574.78 and 34,264.69

Step by Step Solution

1. Step 1: Write the proportion equation
   15,574.78 : 34,264.69 = 34,264.69 : x
2. Step 2: Convert to fraction form
   15,574.78/34,264.69 = 34,264.69/x
3. Step 3: Cross multiply
   15,574.78x = 34,264.69 × 34,264.69
4. Step 4: Simplify right side
   15,574.78x = 1,174,068,809.47
5. Step 5: Solve for x
   x = 1,174,068,809.47/15,574.78
6. Step 6: Final answer
   x = 75,382.68