Finding the Fourth Proportional to 2,606,648.61, 3,909,013.32 and 900,353.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606,648.61 : 3,909,013.32 = 900,353.94 : x
2. Step 2: Convert to fraction form
   2,606,648.61/3,909,013.32 = 900,353.94/x
3. Step 3: Cross multiply
   2,606,648.61x = 3,909,013.32 × 900,353.94
4. Step 4: Simplify right side
   2,606,648.61x = 3,519,495,544,174.48
5. Step 5: Solve for x
   x = 3,519,495,544,174.48/2,606,648.61
6. Step 6: Final answer
   x = 1,350,199.46