Finding the Fourth Proportional to 52,112,544.82, 71,915,636.37 and 28,909,142.26

Step by Step Solution

1. Step 1: Write the proportion equation
   52,112,544.82 : 71,915,636.37 = 28,909,142.26 : x
2. Step 2: Convert to fraction form
   52,112,544.82/71,915,636.37 = 28,909,142.26/x
3. Step 3: Cross multiply
   52,112,544.82x = 71,915,636.37 × 28,909,142.26
4. Step 4: Simplify right side
   52,112,544.82x = 2,079,019,362,538,760.25
5. Step 5: Solve for x
   x = 2,079,019,362,538,760.25/52,112,544.82
6. Step 6: Final answer
   x = 39,894,796.34