Finding the Fourth Proportional to 10,087,019.21, 15,129,407.36 and 3,609,833.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,087,019.21 : 15,129,407.36 = 3,609,833.15 : x
2. Step 2: Convert to fraction form
   10,087,019.21/15,129,407.36 = 3,609,833.15/x
3. Step 3: Cross multiply
   10,087,019.21x = 15,129,407.36 × 3,609,833.15
4. Step 4: Simplify right side
   10,087,019.21x = 54,614,636,134,285.78
5. Step 5: Solve for x
   x = 54,614,636,134,285.78/10,087,019.21
6. Step 6: Final answer
   x = 5,414,348.38