Finding the Fourth Proportional to 50,787,401.42, 70,090,936.55 and 28,764,818.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,787,401.42 : 70,090,936.55 = 28,764,818.53 : x
2. Step 2: Convert to fraction form
   50,787,401.42/70,090,936.55 = 28,764,818.53/x
3. Step 3: Cross multiply
   50,787,401.42x = 70,090,936.55 × 28,764,818.53
4. Step 4: Simplify right side
   50,787,401.42x = 2,016,153,070,803,374.25
5. Step 5: Solve for x
   x = 2,016,153,070,803,374.25/50,787,401.42
6. Step 6: Final answer
   x = 39,697,897.79