Finding the Fourth Proportional to 1,026,210.71, 1,538,664.05 and 900,104.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,026,210.71 : 1,538,664.05 = 900,104.18 : x
2. Step 2: Convert to fraction form
   1,026,210.71/1,538,664.05 = 900,104.18/x
3. Step 3: Cross multiply
   1,026,210.71x = 1,538,664.05 × 900,104.18
4. Step 4: Simplify right side
   1,026,210.71x = 1,384,957,930,826.89
5. Step 5: Solve for x
   x = 1,384,957,930,826.89/1,026,210.71
6. Step 6: Final answer
   x = 1,349,584.37