Finding the Fourth Proportional to 1,372,830.38, 2,059,257.72 and 563,659.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,372,830.38 : 2,059,257.72 = 563,659.82 : x
2. Step 2: Convert to fraction form
   1,372,830.38/2,059,257.72 = 563,659.82/x
3. Step 3: Cross multiply
   1,372,830.38x = 2,059,257.72 × 563,659.82
4. Step 4: Simplify right side
   1,372,830.38x = 1,160,720,835,788.81
5. Step 5: Solve for x
   x = 1,160,720,835,788.81/1,372,830.38
6. Step 6: Final answer
   x = 845,494.72