Finding the Fourth Proportional to 12,224,747.82, 18,339,768 and 3,705,726.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,224,747.82 : 18,339,768 = 3,705,726.72 : x
2. Step 2: Convert to fraction form
   12,224,747.82/18,339,768 = 3,705,726.72/x
3. Step 3: Cross multiply
   12,224,747.82x = 18,339,768 × 3,705,726.72
4. Step 4: Simplify right side
   12,224,747.82x = 67,962,168,316,200.96
5. Step 5: Solve for x
   x = 67,962,168,316,200.96/12,224,747.82
6. Step 6: Final answer
   x = 5,559,392.25