Finding the Fourth Proportional to 2,123,014.34, 2,929,730.85 and 1,205,235.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,014.34 : 2,929,730.85 = 1,205,235.86 : x
2. Step 2: Convert to fraction form
   2,123,014.34/2,929,730.85 = 1,205,235.86/x
3. Step 3: Cross multiply
   2,123,014.34x = 2,929,730.85 × 1,205,235.86
4. Step 4: Simplify right side
   2,123,014.34x = 3,531,016,680,568.28
5. Step 5: Solve for x
   x = 3,531,016,680,568.28/2,123,014.34
6. Step 6: Final answer
   x = 1,663,209.06