Finding the Fourth Proportional to 64,275.33, 88,730.26 and 42,800.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,275.33 : 88,730.26 = 42,800.82 : x
2. Step 2: Convert to fraction form
   64,275.33/88,730.26 = 42,800.82/x
3. Step 3: Cross multiply
   64,275.33x = 88,730.26 × 42,800.82
4. Step 4: Simplify right side
   64,275.33x = 3,797,727,447.07
5. Step 5: Solve for x
   x = 3,797,727,447.07/64,275.33
6. Step 6: Final answer
   x = 59,085.30