Finding the Fourth Proportional to 1,533,669.47, 2,116,472.27 and 889,471.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,533,669.47 : 2,116,472.27 = 889,471.61 : x
2. Step 2: Convert to fraction form
   1,533,669.47/2,116,472.27 = 889,471.61/x
3. Step 3: Cross multiply
   1,533,669.47x = 2,116,472.27 × 889,471.61
4. Step 4: Simplify right side
   1,533,669.47x = 1,882,541,997,517.25
5. Step 5: Solve for x
   x = 1,882,541,997,517.25/1,533,669.47
6. Step 6: Final answer
   x = 1,227,475.69