Finding the Fourth Proportional to 2,652,906.22, 3,980,200.46 and 947,012.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,652,906.22 : 3,980,200.46 = 947,012.96 : x
2. Step 2: Convert to fraction form
   2,652,906.22/3,980,200.46 = 947,012.96/x
3. Step 3: Cross multiply
   2,652,906.22x = 3,980,200.46 × 947,012.96
4. Step 4: Simplify right side
   2,652,906.22x = 3,769,301,419,017.96
5. Step 5: Solve for x
   x = 3,769,301,419,017.96/2,652,906.22
6. Step 6: Final answer
   x = 1,420,819.70