Finding the Fourth Proportional to 1,878,141.58, 2,589,781.34 and 1,395,601.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,878,141.58 : 2,589,781.34 = 1,395,601.90 : x
2. Step 2: Convert to fraction form
   1,878,141.58/2,589,781.34 = 1,395,601.90/x
3. Step 3: Cross multiply
   1,878,141.58x = 2,589,781.34 × 1,395,601.90
4. Step 4: Simplify right side
   1,878,141.58x = 3,614,303,758,688.55
5. Step 5: Solve for x
   x = 3,614,303,758,688.55/1,878,141.58
6. Step 6: Final answer
   x = 1,924,404.31