Finding the Fourth Proportional to 72,650.32, 108,972.51 and 25,276.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,650.32 : 108,972.51 = 25,276.25 : x
2. Step 2: Convert to fraction form
   72,650.32/108,972.51 = 25,276.25/x
3. Step 3: Cross multiply
   72,650.32x = 108,972.51 × 25,276.25
4. Step 4: Simplify right side
   72,650.32x = 2,754,416,796.80
5. Step 5: Solve for x
   x = 2,754,416,796.80/72,650.32
6. Step 6: Final answer
   x = 37,913.35