Finding the Fourth Proportional to 2,810,807.48, 3,878,915.62 and 1,521,647.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,807.48 : 3,878,915.62 = 1,521,647.87 : x
2. Step 2: Convert to fraction form
   2,810,807.48/3,878,915.62 = 1,521,647.87/x
3. Step 3: Cross multiply
   2,810,807.48x = 3,878,915.62 × 1,521,647.87
4. Step 4: Simplify right side
   2,810,807.48x = 5,902,343,691,082.73
5. Step 5: Solve for x
   x = 5,902,343,691,082.73/2,810,807.48
6. Step 6: Final answer
   x = 2,099,874.76