Finding the Fourth Proportional to 1,499,510.51, 2,069,318.23 and 811,180.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,510.51 : 2,069,318.23 = 811,180.63 : x
2. Step 2: Convert to fraction form
   1,499,510.51/2,069,318.23 = 811,180.63/x
3. Step 3: Cross multiply
   1,499,510.51x = 2,069,318.23 × 811,180.63
4. Step 4: Simplify right side
   1,499,510.51x = 1,678,590,866,040.58
5. Step 5: Solve for x
   x = 1,678,590,866,040.58/1,499,510.51
6. Step 6: Final answer
   x = 1,119,425.88