Finding the Fourth Proportional to 12,271,902.72, 18,407,853.54 and 3,752,238.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271,902.72 : 18,407,853.54 = 3,752,238.48 : x
2. Step 2: Convert to fraction form
   12,271,902.72/18,407,853.54 = 3,752,238.48/x
3. Step 3: Cross multiply
   12,271,902.72x = 18,407,853.54 × 3,752,238.48
4. Step 4: Simplify right side
   12,271,902.72x = 69,070,656,386,992.22
5. Step 5: Solve for x
   x = 69,070,656,386,992.22/12,271,902.72
6. Step 6: Final answer
   x = 5,628,357.55