Finding the Fourth Proportional to 9,412,398.72, 14,120,952.48 and 2,680,812.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,412,398.72 : 14,120,952.48 = 2,680,812.72 : x
2. Step 2: Convert to fraction form
   9,412,398.72/14,120,952.48 = 2,680,812.72/x
3. Step 3: Cross multiply
   9,412,398.72x = 14,120,952.48 × 2,680,812.72
4. Step 4: Simplify right side
   9,412,398.72x = 37,855,629,026,899.55
5. Step 5: Solve for x
   x = 37,855,629,026,899.55/9,412,398.72
6. Step 6: Final answer
   x = 4,021,889.65