Finding the Fourth Proportional to 5,308,890, 7,963,364.16 and 1,319,802

Step by Step Solution

1. Step 1: Write the proportion equation
   5,308,890 : 7,963,364.16 = 1,319,802 : x
2. Step 2: Convert to fraction form
   5,308,890/7,963,364.16 = 1,319,802/x
3. Step 3: Cross multiply
   5,308,890x = 7,963,364.16 × 1,319,802
4. Step 4: Simplify right side
   5,308,890x = 10,510,063,945,096.32
5. Step 5: Solve for x
   x = 10,510,063,945,096.32/5,308,890
6. Step 6: Final answer
   x = 1,979,710.25