Finding the Fourth Proportional to 12,240,698.52, 18,360,383.33 and 3,720,370.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,240,698.52 : 18,360,383.33 = 3,720,370.69 : x
2. Step 2: Convert to fraction form
   12,240,698.52/18,360,383.33 = 3,720,370.69/x
3. Step 3: Cross multiply
   12,240,698.52x = 18,360,383.33 × 3,720,370.69
4. Step 4: Simplify right side
   12,240,698.52x = 68,307,432,002,445.23
5. Step 5: Solve for x
   x = 68,307,432,002,445.23/12,240,698.52
6. Step 6: Final answer
   x = 5,580,354.08