Finding the Fourth Proportional to 3,059,443.48, 4,588,509.12 and 1,261,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,059,443.48 : 4,588,509.12 = 1,261,860.72 : x
2. Step 2: Convert to fraction form
   3,059,443.48/4,588,509.12 = 1,261,860.72/x
3. Step 3: Cross multiply
   3,059,443.48x = 4,588,509.12 × 1,261,860.72
4. Step 4: Simplify right side
   3,059,443.48x = 5,790,059,421,889.77
5. Step 5: Solve for x
   x = 5,790,059,421,889.77/3,059,443.48
6. Step 6: Final answer
   x = 1,892,520.47