Finding the Fourth Proportional to 2,810,762.52, 3,878,864.86 and 1,521,602.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,762.52 : 3,878,864.86 = 1,521,602.90 : x
2. Step 2: Convert to fraction form
   2,810,762.52/3,878,864.86 = 1,521,602.90/x
3. Step 3: Cross multiply
   2,810,762.52x = 3,878,864.86 × 1,521,602.90
4. Step 4: Simplify right side
   2,810,762.52x = 5,902,092,025,577.25
5. Step 5: Solve for x
   x = 5,902,092,025,577.25/2,810,762.52
6. Step 6: Final answer
   x = 2,099,818.82