Finding the Fourth Proportional to 11,787,057.81, 17,680,591.62 and 5,302,559.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,787,057.81 : 17,680,591.62 = 5,302,559.01 : x
2. Step 2: Convert to fraction form
   11,787,057.81/17,680,591.62 = 5,302,559.01/x
3. Step 3: Cross multiply
   11,787,057.81x = 17,680,591.62 × 5,302,559.01
4. Step 4: Simplify right side
   11,787,057.81x = 93,752,380,396,761.50
5. Step 5: Solve for x
   x = 93,752,380,396,761.50/11,787,057.81
6. Step 6: Final answer
   x = 7,953,840.72