Finding the Fourth Proportional to 2,610,574.05, 3,916,070.40 and 992,118.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610,574.05 : 3,916,070.40 = 992,118.24 : x
2. Step 2: Convert to fraction form
   2,610,574.05/3,916,070.40 = 992,118.24/x
3. Step 3: Cross multiply
   2,610,574.05x = 3,916,070.40 × 992,118.24
4. Step 4: Simplify right side
   2,610,574.05x = 3,885,204,868,003.51
5. Step 5: Solve for x
   x = 3,885,204,868,003.51/2,610,574.05
6. Step 6: Final answer
   x = 1,488,256.91