Finding the Fourth Proportional to 10,071.55, 14,114.75 and 10,071.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.55 : 14,114.75 = 10,071.55 : x
2. Step 2: Convert to fraction form
   10,071.55/14,114.75 = 10,071.55/x
3. Step 3: Cross multiply
   10,071.55x = 14,114.75 × 10,071.55
4. Step 4: Simplify right side
   10,071.55x = 142,157,410.36
5. Step 5: Solve for x
   x = 142,157,410.36/10,071.55
6. Step 6: Final answer
   x = 14,114.75