Finding the Fourth Proportional to 142,582,443.75, 196,758,680.71 and 80,701,453.71

Step by Step Solution

1. Step 1: Write the proportion equation
   142,582,443.75 : 196,758,680.71 = 80,701,453.71 : x
2. Step 2: Convert to fraction form
   142,582,443.75/196,758,680.71 = 80,701,453.71/x
3. Step 3: Cross multiply
   142,582,443.75x = 196,758,680.71 × 80,701,453.71
4. Step 4: Simplify right side
   142,582,443.75x = 15,878,711,563,358,734
5. Step 5: Solve for x
   x = 15,878,711,563,358,734/142,582,443.75
6. Step 6: Final answer
   x = 111,365,124.24