Finding the Fourth Proportional to 9,773.58, 13,505.40 and 7,116.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,773.58 : 13,505.40 = 7,116.36 : x
2. Step 2: Convert to fraction form
   9,773.58/13,505.40 = 7,116.36/x
3. Step 3: Cross multiply
   9,773.58x = 13,505.40 × 7,116.36
4. Step 4: Simplify right side
   9,773.58x = 96,109,288.34
5. Step 5: Solve for x
   x = 96,109,288.34/9,773.58
6. Step 6: Final answer
   x = 9,833.58