Finding the Fourth Proportional to 12,358.86, 17,055.06 and 7,053.77

Step by Step Solution

1. Step 1: Write the proportion equation
   12,358.86 : 17,055.06 = 7,053.77 : x
2. Step 2: Convert to fraction form
   12,358.86/17,055.06 = 7,053.77/x
3. Step 3: Cross multiply
   12,358.86x = 17,055.06 × 7,053.77
4. Step 4: Simplify right side
   12,358.86x = 120,302,385.30
5. Step 5: Solve for x
   x = 120,302,385.30/12,358.86
6. Step 6: Final answer
   x = 9,734.10