Finding the Fourth Proportional to 1,176,061.31, 1,623,426.19 and 833,686.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,176,061.31 : 1,623,426.19 = 833,686.80 : x
2. Step 2: Convert to fraction form
   1,176,061.31/1,623,426.19 = 833,686.80/x
3. Step 3: Cross multiply
   1,176,061.31x = 1,623,426.19 × 833,686.80
4. Step 4: Simplify right side
   1,176,061.31x = 1,353,428,985,377.29
5. Step 5: Solve for x
   x = 1,353,428,985,377.29/1,176,061.31
6. Step 6: Final answer
   x = 1,150,814.99