Finding the Fourth Proportional to 105,630,939.50, 158,447,513.68 and 28,953,975.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,630,939.50 : 158,447,513.68 = 28,953,975.92 : x
2. Step 2: Convert to fraction form
   105,630,939.50/158,447,513.68 = 28,953,975.92/x
3. Step 3: Cross multiply
   105,630,939.50x = 158,447,513.68 × 28,953,975.92
4. Step 4: Simplify right side
   105,630,939.50x = 4,587,685,494,809,968
5. Step 5: Solve for x
   x = 4,587,685,494,809,968/105,630,939.50
6. Step 6: Final answer
   x = 43,431,266.60