Finding the Fourth Proportional to 12,101,636.52, 16,700,258.76 and 6,669,128.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,101,636.52 : 16,700,258.76 = 6,669,128.52 : x
2. Step 2: Convert to fraction form
   12,101,636.52/16,700,258.76 = 6,669,128.52/x
3. Step 3: Cross multiply
   12,101,636.52x = 16,700,258.76 × 6,669,128.52
4. Step 4: Simplify right side
   12,101,636.52x = 111,376,171,987,695.83
5. Step 5: Solve for x
   x = 111,376,171,987,695.83/12,101,636.52
6. Step 6: Final answer
   x = 9,203,397.56