Finding the Fourth Proportional to 1,112,087.52, 1,667,804.27 and 472,386.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,087.52 : 1,667,804.27 = 472,386.17 : x
2. Step 2: Convert to fraction form
   1,112,087.52/1,667,804.27 = 472,386.17/x
3. Step 3: Cross multiply
   1,112,087.52x = 1,667,804.27 × 472,386.17
4. Step 4: Simplify right side
   1,112,087.52x = 787,847,666,064.47
5. Step 5: Solve for x
   x = 787,847,666,064.47/1,112,087.52
6. Step 6: Final answer
   x = 708,440.35