Finding the Fourth Proportional to 10,031,978.50, 13,844,211.69 and 5,448,332.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,031,978.50 : 13,844,211.69 = 5,448,332.68 : x
2. Step 2: Convert to fraction form
   10,031,978.50/13,844,211.69 = 5,448,332.68/x
3. Step 3: Cross multiply
   10,031,978.50x = 13,844,211.69 × 5,448,332.68
4. Step 4: Simplify right side
   10,031,978.50x = 75,427,870,979,465.02
5. Step 5: Solve for x
   x = 75,427,870,979,465.02/10,031,978.50
6. Step 6: Final answer
   x = 7,518,743.28