Finding the Fourth Proportional to 1,363,168.10, 2,043,002.55 and 830,123.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363,168.10 : 2,043,002.55 = 830,123.30 : x
2. Step 2: Convert to fraction form
   1,363,168.10/2,043,002.55 = 830,123.30/x
3. Step 3: Cross multiply
   1,363,168.10x = 2,043,002.55 × 830,123.30
4. Step 4: Simplify right side
   1,363,168.10x = 1,695,944,018,714.42
5. Step 5: Solve for x
   x = 1,695,944,018,714.42/1,363,168.10
6. Step 6: Final answer
   x = 1,244,119.50