Finding the Fourth Proportional to 2,108,015.52, 3,162,110.72 and 612,107.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,015.52 : 3,162,110.72 = 612,107.52 : x
2. Step 2: Convert to fraction form
   2,108,015.52/3,162,110.72 = 612,107.52/x
3. Step 3: Cross multiply
   2,108,015.52x = 3,162,110.72 × 612,107.52
4. Step 4: Simplify right side
   2,108,015.52x = 1,935,551,750,784.61
5. Step 5: Solve for x
   x = 1,935,551,750,784.61/2,108,015.52
6. Step 6: Final answer
   x = 918,186.67