Finding the Fourth Proportional to 50,421,817.89, 69,581,163.74 and 30,841,267.91

Step by Step Solution

1. Step 1: Write the proportion equation
   50,421,817.89 : 69,581,163.74 = 30,841,267.91 : x
2. Step 2: Convert to fraction form
   50,421,817.89/69,581,163.74 = 30,841,267.91/x
3. Step 3: Cross multiply
   50,421,817.89x = 69,581,163.74 × 30,841,267.91
4. Step 4: Simplify right side
   50,421,817.89x = 2,145,971,311,892,805.50
5. Step 5: Solve for x
   x = 2,145,971,311,892,805.50/50,421,817.89
6. Step 6: Final answer
   x = 42,560,371.71