Finding the Fourth Proportional to 2,908,142.90, 4,010,624.48 and 1,820,513.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,908,142.90 : 4,010,624.48 = 1,820,513.48 : x
2. Step 2: Convert to fraction form
   2,908,142.90/4,010,624.48 = 1,820,513.48/x
3. Step 3: Cross multiply
   2,908,142.90x = 4,010,624.48 × 1,820,513.48
4. Step 4: Simplify right side
   2,908,142.90x = 7,301,395,913,556.15
5. Step 5: Solve for x
   x = 7,301,395,913,556.15/2,908,142.90
6. Step 6: Final answer
   x = 2,510,673.02