Finding the Fourth Proportional to 1,530,451.89, 2,111,931.50 and 842,098.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,530,451.89 : 2,111,931.50 = 842,098.50 : x
2. Step 2: Convert to fraction form
   1,530,451.89/2,111,931.50 = 842,098.50/x
3. Step 3: Cross multiply
   1,530,451.89x = 2,111,931.50 × 842,098.50
4. Step 4: Simplify right side
   1,530,451.89x = 1,778,454,344,042.26
5. Step 5: Solve for x
   x = 1,778,454,344,042.26/1,530,451.89
6. Step 6: Final answer
   x = 1,162,045.25