Finding the Fourth Proportional to 3,382,427.28, 5,073,100.80 and 985,711.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,382,427.28 : 5,073,100.80 = 985,711.32 : x
2. Step 2: Convert to fraction form
   3,382,427.28/5,073,100.80 = 985,711.32/x
3. Step 3: Cross multiply
   3,382,427.28x = 5,073,100.80 × 985,711.32
4. Step 4: Simplify right side
   3,382,427.28x = 5,000,612,886,061.06
5. Step 5: Solve for x
   x = 5,000,612,886,061.06/3,382,427.28
6. Step 6: Final answer
   x = 1,478,409.58