Finding the Fourth Proportional to 9,968,949.86, 13,756,810.70 and 5,498,682.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,968,949.86 : 13,756,810.70 = 5,498,682.12 : x
2. Step 2: Convert to fraction form
   9,968,949.86/13,756,810.70 = 5,498,682.12/x
3. Step 3: Cross multiply
   9,968,949.86x = 13,756,810.70 × 5,498,682.12
4. Step 4: Simplify right side
   9,968,949.86x = 75,644,329,038,061.39
5. Step 5: Solve for x
   x = 75,644,329,038,061.39/9,968,949.86
6. Step 6: Final answer
   x = 7,587,993.73