Finding the Fourth Proportional to 2,810,807.75, 3,878,915.99 and 1,521,648.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,807.75 : 3,878,915.99 = 1,521,648.14 : x
2. Step 2: Convert to fraction form
   2,810,807.75/3,878,915.99 = 1,521,648.14/x
3. Step 3: Cross multiply
   2,810,807.75x = 3,878,915.99 × 1,521,648.14
4. Step 4: Simplify right side
   2,810,807.75x = 5,902,345,301,399.76
5. Step 5: Solve for x
   x = 5,902,345,301,399.76/2,810,807.75
6. Step 6: Final answer
   x = 2,099,875.13