Finding the Fourth Proportional to 39,268,410.50, 58,823,007.57 and 18,206,172.15

Step by Step Solution

1. Step 1: Write the proportion equation
   39,268,410.50 : 58,823,007.57 = 18,206,172.15 : x
2. Step 2: Convert to fraction form
   39,268,410.50/58,823,007.57 = 18,206,172.15/x
3. Step 3: Cross multiply
   39,268,410.50x = 58,823,007.57 × 18,206,172.15
4. Step 4: Simplify right side
   39,268,410.50x = 1,070,941,802,200,173.12
5. Step 5: Solve for x
   x = 1,070,941,802,200,173.12/39,268,410.50
6. Step 6: Final answer
   x = 27,272,349.17