Finding the Fourth Proportional to 2,318,076.30, 3,199,136.82 and 1,285,916.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,318,076.30 : 3,199,136.82 = 1,285,916.88 : x
2. Step 2: Convert to fraction form
   2,318,076.30/3,199,136.82 = 1,285,916.88/x
3. Step 3: Cross multiply
   2,318,076.30x = 3,199,136.82 × 1,285,916.88
4. Step 4: Simplify right side
   2,318,076.30x = 4,113,824,038,267.52
5. Step 5: Solve for x
   x = 4,113,824,038,267.52/2,318,076.30
6. Step 6: Final answer
   x = 1,774,671.54