Finding the Fourth Proportional to 79,445.77, 109,636.06 and 43,636.61

Step by Step Solution

1. Step 1: Write the proportion equation
   79,445.77 : 109,636.06 = 43,636.61 : x
2. Step 2: Convert to fraction form
   79,445.77/109,636.06 = 43,636.61/x
3. Step 3: Cross multiply
   79,445.77x = 109,636.06 × 43,636.61
4. Step 4: Simplify right side
   79,445.77x = 4,784,145,992.16
5. Step 5: Solve for x
   x = 4,784,145,992.16/79,445.77
6. Step 6: Final answer
   x = 60,219.01