Finding the Fourth Proportional to 72,338,707.45, 99,825,113.37 and 41,398,212.43

Step by Step Solution

1. Step 1: Write the proportion equation
   72,338,707.45 : 99,825,113.37 = 41,398,212.43 : x
2. Step 2: Convert to fraction form
   72,338,707.45/99,825,113.37 = 41,398,212.43/x
3. Step 3: Cross multiply
   72,338,707.45x = 99,825,113.37 × 41,398,212.43
4. Step 4: Simplify right side
   72,338,707.45x = 4,132,581,249,140,093.50
5. Step 5: Solve for x
   x = 4,132,581,249,140,093.50/72,338,707.45
6. Step 6: Final answer
   x = 57,128,215.24