Finding the Fourth Proportional to 71,711,155.94, 107,520,635.72 and 47,089,992.56

Step by Step Solution

1. Step 1: Write the proportion equation
   71,711,155.94 : 107,520,635.72 = 47,089,992.56 : x
2. Step 2: Convert to fraction form
   71,711,155.94/107,520,635.72 = 47,089,992.56/x
3. Step 3: Cross multiply
   71,711,155.94x = 107,520,635.72 × 47,089,992.56
4. Step 4: Simplify right side
   71,711,155.94x = 5,063,145,936,101,270
5. Step 5: Solve for x
   x = 5,063,145,936,101,270/71,711,155.94
6. Step 6: Final answer
   x = 70,604,717.91