Finding the Fourth Proportional to 1,686,081.62, 2,326,811.00 and 922,118.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,081.62 : 2,326,811.00 = 922,118.78 : x
2. Step 2: Convert to fraction form
   1,686,081.62/2,326,811.00 = 922,118.78/x
3. Step 3: Cross multiply
   1,686,081.62x = 2,326,811.00 × 922,118.78
4. Step 4: Simplify right side
   1,686,081.62x = 2,145,596,121,817.01
5. Step 5: Solve for x
   x = 2,145,596,121,817.01/1,686,081.62
6. Step 6: Final answer
   x = 1,272,533.96