Finding the Fourth Proportional to 10,340.53, 14,256.61 and 7,512.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,340.53 : 14,256.61 = 7,512.01 : x
2. Step 2: Convert to fraction form
   10,340.53/14,256.61 = 7,512.01/x
3. Step 3: Cross multiply
   10,340.53x = 14,256.61 × 7,512.01
4. Step 4: Simplify right side
   10,340.53x = 107,095,796.89
5. Step 5: Solve for x
   x = 107,095,796.89/10,340.53
6. Step 6: Final answer
   x = 10,356.90