Finding the Fourth Proportional to 10,012.15, 14,060.75 and 10,012.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,012.15 : 14,060.75 = 10,012.15 : x
2. Step 2: Convert to fraction form
   10,012.15/14,060.75 = 10,012.15/x
3. Step 3: Cross multiply
   10,012.15x = 14,060.75 × 10,012.15
4. Step 4: Simplify right side
   10,012.15x = 140,778,338.11
5. Step 5: Solve for x
   x = 140,778,338.11/10,012.15
6. Step 6: Final answer
   x = 14,060.75