Finding the Fourth Proportional to 2,078,787, 2,868,727.50 and 1,124,931

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,787 : 2,868,727.50 = 1,124,931 : x
2. Step 2: Convert to fraction form
   2,078,787/2,868,727.50 = 1,124,931/x
3. Step 3: Cross multiply
   2,078,787x = 2,868,727.50 × 1,124,931
4. Step 4: Simplify right side
   2,078,787x = 3,227,120,495,302.50
5. Step 5: Solve for x
   x = 3,227,120,495,302.50/2,078,787
6. Step 6: Final answer
   x = 1,552,405.56