Finding the Fourth Proportional to 47,388,389.02, 71,085,242.14 and 13,307,077.42

Step by Step Solution

1. Step 1: Write the proportion equation
   47,388,389.02 : 71,085,242.14 = 13,307,077.42 : x
2. Step 2: Convert to fraction form
   47,388,389.02/71,085,242.14 = 13,307,077.42/x
3. Step 3: Cross multiply
   47,388,389.02x = 71,085,242.14 × 13,307,077.42
4. Step 4: Simplify right side
   47,388,389.02x = 945,936,820,576,426.50
5. Step 5: Solve for x
   x = 945,936,820,576,426.50/47,388,389.02
6. Step 6: Final answer
   x = 19,961,362.69