Finding the Fourth Proportional to 13,039,501.86, 17,996,383.83 and 7,812,716.44

Step by Step Solution

1. Step 1: Write the proportion equation
   13,039,501.86 : 17,996,383.83 = 7,812,716.44 : x
2. Step 2: Convert to fraction form
   13,039,501.86/17,996,383.83 = 7,812,716.44/x
3. Step 3: Cross multiply
   13,039,501.86x = 17,996,383.83 × 7,812,716.44
4. Step 4: Simplify right side
   13,039,501.86x = 140,600,643,809,191.16
5. Step 5: Solve for x
   x = 140,600,643,809,191.16/13,039,501.86
6. Step 6: Final answer
   x = 10,782,669.87