Finding the Fourth Proportional to 3,870,013.98, 5,340,484.78 and 2,493,415.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,013.98 : 5,340,484.78 = 2,493,415.72 : x
2. Step 2: Convert to fraction form
   3,870,013.98/5,340,484.78 = 2,493,415.72/x
3. Step 3: Cross multiply
   3,870,013.98x = 5,340,484.78 × 2,493,415.72
4. Step 4: Simplify right side
   3,870,013.98x = 13,316,048,683,287.99
5. Step 5: Solve for x
   x = 13,316,048,683,287.99/3,870,013.98
6. Step 6: Final answer
   x = 3,440,827.02