Finding the Fourth Proportional to 10,045.79, 13,862.93 and 5,569.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,045.79 : 13,862.93 = 5,569.52 : x
2. Step 2: Convert to fraction form
   10,045.79/13,862.93 = 5,569.52/x
3. Step 3: Cross multiply
   10,045.79x = 13,862.93 × 5,569.52
4. Step 4: Simplify right side
   10,045.79x = 77,209,865.89
5. Step 5: Solve for x
   x = 77,209,865.89/10,045.79
6. Step 6: Final answer
   x = 7,685.80