Finding the Fourth Proportional to 2,665,384.32, 3,998,073.43 and 868,264.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,384.32 : 3,998,073.43 = 868,264.93 : x
2. Step 2: Convert to fraction form
   2,665,384.32/3,998,073.43 = 868,264.93/x
3. Step 3: Cross multiply
   2,665,384.32x = 3,998,073.43 × 868,264.93
4. Step 4: Simplify right side
   2,665,384.32x = 3,471,386,946,833.81
5. Step 5: Solve for x
   x = 3,471,386,946,833.81/2,665,384.32
6. Step 6: Final answer
   x = 1,302,396.40