Finding the Fourth Proportional to 1,590,552.42, 2,386,878.38 and 843,123.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,552.42 : 2,386,878.38 = 843,123.30 : x
2. Step 2: Convert to fraction form
   1,590,552.42/2,386,878.38 = 843,123.30/x
3. Step 3: Cross multiply
   1,590,552.42x = 2,386,878.38 × 843,123.30
4. Step 4: Simplify right side
   1,590,552.42x = 2,012,432,776,444.25
5. Step 5: Solve for x
   x = 2,012,432,776,444.25/1,590,552.42
6. Step 6: Final answer
   x = 1,265,241.40