Finding the Fourth Proportional to 3,858,516.34, 5,787,776.54 and 980,099.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858,516.34 : 5,787,776.54 = 980,099.01 : x
2. Step 2: Convert to fraction form
   3,858,516.34/5,787,776.54 = 980,099.01/x
3. Step 3: Cross multiply
   3,858,516.34x = 5,787,776.54 × 980,099.01
4. Step 4: Simplify right side
   3,858,516.34x = 5,672,594,059,405.47
5. Step 5: Solve for x
   x = 5,672,594,059,405.47/3,858,516.34
6. Step 6: Final answer
   x = 1,470,149.03