Finding the Fourth Proportional to 9,973.42, 14,940.98 and 5,577.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,973.42 : 14,940.98 = 5,577.56 : x
2. Step 2: Convert to fraction form
   9,973.42/14,940.98 = 5,577.56/x
3. Step 3: Cross multiply
   9,973.42x = 14,940.98 × 5,577.56
4. Step 4: Simplify right side
   9,973.42x = 83,334,212.41
5. Step 5: Solve for x
   x = 83,334,212.41/9,973.42
6. Step 6: Final answer
   x = 8,355.63