Finding the Fourth Proportional to 2,622,540.16, 3,934,510.28 and 939,813.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,540.16 : 3,934,510.28 = 939,813.76 : x
2. Step 2: Convert to fraction form
   2,622,540.16/3,934,510.28 = 939,813.76/x
3. Step 3: Cross multiply
   2,622,540.16x = 3,934,510.28 × 939,813.76
4. Step 4: Simplify right side
   2,622,540.16x = 3,697,706,900,005.45
5. Step 5: Solve for x
   x = 3,697,706,900,005.45/2,622,540.16
6. Step 6: Final answer
   x = 1,409,971.51