Finding the Fourth Proportional to 842,196.56, 1,262,814.58 and 500,784.08

Step by Step Solution

1. Step 1: Write the proportion equation
   842,196.56 : 1,262,814.58 = 500,784.08 : x
2. Step 2: Convert to fraction form
   842,196.56/1,262,814.58 = 500,784.08/x
3. Step 3: Cross multiply
   842,196.56x = 1,262,814.58 × 500,784.08
4. Step 4: Simplify right side
   842,196.56x = 632,397,437,655.89
5. Step 5: Solve for x
   x = 632,397,437,655.89/842,196.56
6. Step 6: Final answer
   x = 750,890.55