Finding the Fourth Proportional to 79,894,716.77, 119,876,599.89 and 42,963,441.20

Step by Step Solution

1. Step 1: Write the proportion equation
   79,894,716.77 : 119,876,599.89 = 42,963,441.20 : x
2. Step 2: Convert to fraction form
   79,894,716.77/119,876,599.89 = 42,963,441.20/x
3. Step 3: Cross multiply
   79,894,716.77x = 119,876,599.89 × 42,963,441.20
4. Step 4: Simplify right side
   79,894,716.77x = 5,150,311,250,480,095
5. Step 5: Solve for x
   x = 5,150,311,250,480,095/79,894,716.77
6. Step 6: Final answer
   x = 64,463,727.50