Finding the Fourth Proportional to 1,499,239.59, 2,068,999.52 and 820,176.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,239.59 : 2,068,999.52 = 820,176.09 : x
2. Step 2: Convert to fraction form
   1,499,239.59/2,068,999.52 = 820,176.09/x
3. Step 3: Cross multiply
   1,499,239.59x = 2,068,999.52 × 820,176.09
4. Step 4: Simplify right side
   1,499,239.59x = 1,696,943,932,424.60
5. Step 5: Solve for x
   x = 1,696,943,932,424.60/1,499,239.59
6. Step 6: Final answer
   x = 1,131,869.74