Finding the Fourth Proportional to 9,090.33, 12,545.48 and 5,111.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,090.33 : 12,545.48 = 5,111.51 : x
2. Step 2: Convert to fraction form
   9,090.33/12,545.48 = 5,111.51/x
3. Step 3: Cross multiply
   9,090.33x = 12,545.48 × 5,111.51
4. Step 4: Simplify right side
   9,090.33x = 64,126,296.53
5. Step 5: Solve for x
   x = 64,126,296.53/9,090.33
6. Step 6: Final answer
   x = 7,054.34