Finding the Fourth Proportional to 2,665,858.62, 3,998,901.73 and 1,046,978.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,858.62 : 3,998,901.73 = 1,046,978.30 : x
2. Step 2: Convert to fraction form
   2,665,858.62/3,998,901.73 = 1,046,978.30/x
3. Step 3: Cross multiply
   2,665,858.62x = 3,998,901.73 × 1,046,978.30
4. Step 4: Simplify right side
   2,665,858.62x = 4,186,763,342,522.27
5. Step 5: Solve for x
   x = 4,186,763,342,522.27/2,665,858.62
6. Step 6: Final answer
   x = 1,570,512.15