Finding the Fourth Proportional to 9,468,386.88, 13,065,717.60 and 5,338,564.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,468,386.88 : 13,065,717.60 = 5,338,564.80 : x
2. Step 2: Convert to fraction form
   9,468,386.88/13,065,717.60 = 5,338,564.80/x
3. Step 3: Cross multiply
   9,468,386.88x = 13,065,717.60 × 5,338,564.80
4. Step 4: Simplify right side
   9,468,386.88x = 69,752,180,066,100.48
5. Step 5: Solve for x
   x = 69,752,180,066,100.48/9,468,386.88
6. Step 6: Final answer
   x = 7,366,849.39