Finding the Fourth Proportional to 1,662,130.56, 2,293,760.52 and 936,978.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,130.56 : 2,293,760.52 = 936,978.60 : x
2. Step 2: Convert to fraction form
   1,662,130.56/2,293,760.52 = 936,978.60/x
3. Step 3: Cross multiply
   1,662,130.56x = 2,293,760.52 × 936,978.60
4. Step 4: Simplify right side
   1,662,130.56x = 2,149,204,520,764.87
5. Step 5: Solve for x
   x = 2,149,204,520,764.87/1,662,130.56
6. Step 6: Final answer
   x = 1,293,041.94