Finding the Fourth Proportional to 10,074.90, 13,902.84 and 5,598.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,074.90 : 13,902.84 = 5,598.42 : x
2. Step 2: Convert to fraction form
   10,074.90/13,902.84 = 5,598.42/x
3. Step 3: Cross multiply
   10,074.90x = 13,902.84 × 5,598.42
4. Step 4: Simplify right side
   10,074.90x = 77,833,937.51
5. Step 5: Solve for x
   x = 77,833,937.51/10,074.90
6. Step 6: Final answer
   x = 7,725.53