Finding the Fourth Proportional to 563,382.63, 845,104.72 and 142,662.15

Step by Step Solution

1. Step 1: Write the proportion equation
   563,382.63 : 845,104.72 = 142,662.15 : x
2. Step 2: Convert to fraction form
   563,382.63/845,104.72 = 142,662.15/x
3. Step 3: Cross multiply
   563,382.63x = 845,104.72 × 142,662.15
4. Step 4: Simplify right side
   563,382.63x = 120,564,456,330.35
5. Step 5: Solve for x
   x = 120,564,456,330.35/563,382.63
6. Step 6: Final answer
   x = 214,001.02