Finding the Fourth Proportional to 10,057.47, 13,884.12 and 7,075.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,057.47 : 13,884.12 = 7,075.86 : x
2. Step 2: Convert to fraction form
   10,057.47/13,884.12 = 7,075.86/x
3. Step 3: Cross multiply
   10,057.47x = 13,884.12 × 7,075.86
4. Step 4: Simplify right side
   10,057.47x = 98,242,089.34
5. Step 5: Solve for x
   x = 98,242,089.34/10,057.47
6. Step 6: Final answer
   x = 9,768.07