Finding the Fourth Proportional to 64,016.04, 88,276.59 and 42,498.21

Step by Step Solution

1. Step 1: Write the proportion equation
   64,016.04 : 88,276.59 = 42,498.21 : x
2. Step 2: Convert to fraction form
   64,016.04/88,276.59 = 42,498.21/x
3. Step 3: Cross multiply
   64,016.04x = 88,276.59 × 42,498.21
4. Step 4: Simplify right side
   64,016.04x = 3,751,597,059.90
5. Step 5: Solve for x
   x = 3,751,597,059.90/64,016.04
6. Step 6: Final answer
   x = 58,604.02