Finding the Fourth Proportional to 10,016,346.09, 13,822,558.52 and 5,665,338.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016,346.09 : 13,822,558.52 = 5,665,338.75 : x
2. Step 2: Convert to fraction form
   10,016,346.09/13,822,558.52 = 5,665,338.75/x
3. Step 3: Cross multiply
   10,016,346.09x = 13,822,558.52 × 5,665,338.75
4. Step 4: Simplify right side
   10,016,346.09x = 78,309,476,462,874.09
5. Step 5: Solve for x
   x = 78,309,476,462,874.09/10,016,346.09
6. Step 6: Final answer
   x = 7,818,168.00