Finding the Fourth Proportional to 12,103,672.48, 18,155,418.27 and 3,467,780.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,103,672.48 : 18,155,418.27 = 3,467,780.29 : x
2. Step 2: Convert to fraction form
   12,103,672.48/18,155,418.27 = 3,467,780.29/x
3. Step 3: Cross multiply
   12,103,672.48x = 18,155,418.27 × 3,467,780.29
4. Step 4: Simplify right side
   12,103,672.48x = 62,959,001,633,411.90
5. Step 5: Solve for x
   x = 62,959,001,633,411.90/12,103,672.48
6. Step 6: Final answer
   x = 5,201,644.52