Finding the Fourth Proportional to 1,112,091.98, 1,667,810.96 and 472,390.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,091.98 : 1,667,810.96 = 472,390.62 : x
2. Step 2: Convert to fraction form
   1,112,091.98/1,667,810.96 = 472,390.62/x
3. Step 3: Cross multiply
   1,112,091.98x = 1,667,810.96 × 472,390.62
4. Step 4: Simplify right side
   1,112,091.98x = 787,858,253,437.20
5. Step 5: Solve for x
   x = 787,858,253,437.20/1,112,091.98
6. Step 6: Final answer
   x = 708,447.02