Finding the Fourth Proportional to 64,827.03, 89,477.97 and 42,222.36

Step by Step Solution

1. Step 1: Write the proportion equation
   64,827.03 : 89,477.97 = 42,222.36 : x
2. Step 2: Convert to fraction form
   64,827.03/89,477.97 = 42,222.36/x
3. Step 3: Cross multiply
   64,827.03x = 89,477.97 × 42,222.36
4. Step 4: Simplify right side
   64,827.03x = 3,777,971,061.41
5. Step 5: Solve for x
   x = 3,777,971,061.41/64,827.03
6. Step 6: Final answer
   x = 58,277.71