Finding the Fourth Proportional to 79,043,436, 109,079,941.68 and 42,867,564

Step by Step Solution

1. Step 1: Write the proportion equation
   79,043,436 : 109,079,941.68 = 42,867,564 : x
2. Step 2: Convert to fraction form
   79,043,436/109,079,941.68 = 42,867,564/x
3. Step 3: Cross multiply
   79,043,436x = 109,079,941.68 × 42,867,564
4. Step 4: Simplify right side
   79,043,436x = 4,675,991,381,083,668
5. Step 5: Solve for x
   x = 4,675,991,381,083,668/79,043,436
6. Step 6: Final answer
   x = 59,157,238.32