Finding the Fourth Proportional to 82,307,684.07, 123,461,581.46 and 20,901,447.99

Step by Step Solution

1. Step 1: Write the proportion equation
   82,307,684.07 : 123,461,581.46 = 20,901,447.99 : x
2. Step 2: Convert to fraction form
   82,307,684.07/123,461,581.46 = 20,901,447.99/x
3. Step 3: Cross multiply
   82,307,684.07x = 123,461,581.46 × 20,901,447.99
4. Step 4: Simplify right side
   82,307,684.07x = 2,580,525,823,544,831
5. Step 5: Solve for x
   x = 2,580,525,823,544,831/82,307,684.07
6. Step 6: Final answer
   x = 31,352,186.04