Finding the Fourth Proportional to 9,984, 13,777.98 and 5,507.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,984 : 13,777.98 = 5,507.91 : x
2. Step 2: Convert to fraction form
   9,984/13,777.98 = 5,507.91/x
3. Step 3: Cross multiply
   9,984x = 13,777.98 × 5,507.91
4. Step 4: Simplify right side
   9,984x = 75,887,873.82
5. Step 5: Solve for x
   x = 75,887,873.82/9,984
6. Step 6: Final answer
   x = 7,600.95