Finding the Fourth Proportional to 5,547.72, 8,298.80 and 5,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,547.72 : 8,298.80 = 5,061.12 : x
2. Step 2: Convert to fraction form
   5,547.72/8,298.80 = 5,061.12/x
3. Step 3: Cross multiply
   5,547.72x = 8,298.80 × 5,061.12
4. Step 4: Simplify right side
   5,547.72x = 42,001,222.66
5. Step 5: Solve for x
   x = 42,001,222.66/5,547.72
6. Step 6: Final answer
   x = 7,570.90