Finding the Fourth Proportional to 1,124,870.76, 1,687,481.91 and 366,536.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124,870.76 : 1,687,481.91 = 366,536.34 : x
2. Step 2: Convert to fraction form
   1,124,870.76/1,687,481.91 = 366,536.34/x
3. Step 3: Cross multiply
   1,124,870.76x = 1,687,481.91 × 366,536.34
4. Step 4: Simplify right side
   1,124,870.76x = 618,523,443,107.61
5. Step 5: Solve for x
   x = 618,523,443,107.61/1,124,870.76
6. Step 6: Final answer
   x = 549,861.78