Finding the Fourth Proportional to 345,002.83, 517,340.52 and 120,335.96

Step by Step Solution

1. Step 1: Write the proportion equation
   345,002.83 : 517,340.52 = 120,335.96 : x
2. Step 2: Convert to fraction form
   345,002.83/517,340.52 = 120,335.96/x
3. Step 3: Cross multiply
   345,002.83x = 517,340.52 × 120,335.96
4. Step 4: Simplify right side
   345,002.83x = 62,254,669,414.45
5. Step 5: Solve for x
   x = 62,254,669,414.45/345,002.83
6. Step 6: Final answer
   x = 180,446.84