Finding the Fourth Proportional to 79,969.41, 120,026.66 and 42,560.98

Step by Step Solution

1. Step 1: Write the proportion equation
   79,969.41 : 120,026.66 = 42,560.98 : x
2. Step 2: Convert to fraction form
   79,969.41/120,026.66 = 42,560.98/x
3. Step 3: Cross multiply
   79,969.41x = 120,026.66 × 42,560.98
4. Step 4: Simplify right side
   79,969.41x = 5,108,451,762.86
5. Step 5: Solve for x
   x = 5,108,451,762.86/79,969.41
6. Step 6: Final answer
   x = 63,880.07