Finding the Fourth Proportional to 1,683,666.72, 2,323,510.98 and 919,769.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683,666.72 : 2,323,510.98 = 919,769.52 : x
2. Step 2: Convert to fraction form
   1,683,666.72/2,323,510.98 = 919,769.52/x
3. Step 3: Cross multiply
   1,683,666.72x = 2,323,510.98 × 919,769.52
4. Step 4: Simplify right side
   1,683,666.72x = 2,137,094,578,789.33
5. Step 5: Solve for x
   x = 2,137,094,578,789.33/1,683,666.72
6. Step 6: Final answer
   x = 1,269,309.75