Finding the Fourth Proportional to 34,547.51, 47,680.16 and 25,620.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,547.51 : 47,680.16 = 25,620.50 : x
2. Step 2: Convert to fraction form
   34,547.51/47,680.16 = 25,620.50/x
3. Step 3: Cross multiply
   34,547.51x = 47,680.16 × 25,620.50
4. Step 4: Simplify right side
   34,547.51x = 1,221,589,172.78
5. Step 5: Solve for x
   x = 1,221,589,172.78/34,547.51
6. Step 6: Final answer
   x = 35,359.69