Finding the Fourth Proportional to 2,108,363.31, 2,909,506.64 and 1,141,485.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,363.31 : 2,909,506.64 = 1,141,485.87 : x
2. Step 2: Convert to fraction form
   2,108,363.31/2,909,506.64 = 1,141,485.87/x
3. Step 3: Cross multiply
   2,108,363.31x = 2,909,506.64 × 1,141,485.87
4. Step 4: Simplify right side
   2,108,363.31x = 3,321,160,712,523.75
5. Step 5: Solve for x
   x = 3,321,160,712,523.75/2,108,363.31
6. Step 6: Final answer
   x = 1,575,231.70