Finding the Fourth Proportional to 9,968,947.76, 13,756,807.79 and 5,498,680.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,968,947.76 : 13,756,807.79 = 5,498,680.00 : x
2. Step 2: Convert to fraction form
   9,968,947.76/13,756,807.79 = 5,498,680.00/x
3. Step 3: Cross multiply
   9,968,947.76x = 13,756,807.79 × 5,498,680.00
4. Step 4: Simplify right side
   9,968,947.76x = 75,644,283,874,205.72
5. Step 5: Solve for x
   x = 75,644,283,874,205.72/9,968,947.76
6. Step 6: Final answer
   x = 7,587,990.80