Finding the Fourth Proportional to 1,513,881.82, 2,268,252.15 and 913,581.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513,881.82 : 2,268,252.15 = 913,581.55 : x
2. Step 2: Convert to fraction form
   1,513,881.82/2,268,252.15 = 913,581.55/x
3. Step 3: Cross multiply
   1,513,881.82x = 2,268,252.15 × 913,581.55
4. Step 4: Simplify right side
   1,513,881.82x = 2,072,233,314,987.83
5. Step 5: Solve for x
   x = 2,072,233,314,987.83/1,513,881.82
6. Step 6: Final answer
   x = 1,368,821.06