Finding the Fourth Proportional to 9,779.06, 13,495.18 and 5,529.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,779.06 : 13,495.18 = 5,529.94 : x
2. Step 2: Convert to fraction form
   9,779.06/13,495.18 = 5,529.94/x
3. Step 3: Cross multiply
   9,779.06x = 13,495.18 × 5,529.94
4. Step 4: Simplify right side
   9,779.06x = 74,627,535.69
5. Step 5: Solve for x
   x = 74,627,535.69/9,779.06
6. Step 6: Final answer
   x = 7,631.36