Finding the Fourth Proportional to 71,160,375.30, 106,749,200.43 and 20,042,394.09

Step by Step Solution

1. Step 1: Write the proportion equation
   71,160,375.30 : 106,749,200.43 = 20,042,394.09 : x
2. Step 2: Convert to fraction form
   71,160,375.30/106,749,200.43 = 20,042,394.09/x
3. Step 3: Cross multiply
   71,160,375.30x = 106,749,200.43 × 20,042,394.09
4. Step 4: Simplify right side
   71,160,375.30x = 2,139,509,543,810,457.50
5. Step 5: Solve for x
   x = 2,139,509,543,810,457.50/71,160,375.30
6. Step 6: Final answer
   x = 30,066,023.89