Finding the Fourth Proportional to 2,666,434, 4,000,068.12 and 868,900.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,434 : 4,000,068.12 = 868,900.24 : x
2. Step 2: Convert to fraction form
   2,666,434/4,000,068.12 = 868,900.24/x
3. Step 3: Cross multiply
   2,666,434x = 4,000,068.12 × 868,900.24
4. Step 4: Simplify right side
   2,666,434x = 3,475,660,149,484.35
5. Step 5: Solve for x
   x = 3,475,660,149,484.35/2,666,434
6. Step 6: Final answer
   x = 1,303,486.29