Finding the Fourth Proportional to 23,399,085.71, 32,290,628.05 and 13,085,849.81

Step by Step Solution

1. Step 1: Write the proportion equation
   23,399,085.71 : 32,290,628.05 = 13,085,849.81 : x
2. Step 2: Convert to fraction form
   23,399,085.71/32,290,628.05 = 13,085,849.81/x
3. Step 3: Cross multiply
   23,399,085.71x = 32,290,628.05 × 13,085,849.81
4. Step 4: Simplify right side
   23,399,085.71x = 422,550,308,932,873.19
5. Step 5: Solve for x
   x = 422,550,308,932,873.19/23,399,085.71
6. Step 6: Final answer
   x = 18,058,411.09