Finding the Fourth Proportional to 64,017.04, 88,277.97 and 42,499.21

Step by Step Solution

1. Step 1: Write the proportion equation
   64,017.04 : 88,277.97 = 42,499.21 : x
2. Step 2: Convert to fraction form
   64,017.04/88,277.97 = 42,499.21/x
3. Step 3: Cross multiply
   64,017.04x = 88,277.97 × 42,499.21
4. Step 4: Simplify right side
   64,017.04x = 3,751,743,985.40
5. Step 5: Solve for x
   x = 3,751,743,985.40/64,017.04
6. Step 6: Final answer
   x = 58,605.40