Finding the Fourth Proportional to 3,116,038.05, 4,674,494.48 and 985,900.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116,038.05 : 4,674,494.48 = 985,900.05 : x
2. Step 2: Convert to fraction form
   3,116,038.05/4,674,494.48 = 985,900.05/x
3. Step 3: Cross multiply
   3,116,038.05x = 4,674,494.48 × 985,900.05
4. Step 4: Simplify right side
   3,116,038.05x = 4,608,584,336,627.22
5. Step 5: Solve for x
   x = 4,608,584,336,627.22/3,116,038.05
6. Step 6: Final answer
   x = 1,478,988.47