Finding the Fourth Proportional to 698,046.81, 1,046,945.47 and 185,714.72

Step by Step Solution

1. Step 1: Write the proportion equation
   698,046.81 : 1,046,945.47 = 185,714.72 : x
2. Step 2: Convert to fraction form
   698,046.81/1,046,945.47 = 185,714.72/x
3. Step 3: Cross multiply
   698,046.81x = 1,046,945.47 × 185,714.72
4. Step 4: Simplify right side
   698,046.81x = 194,433,184,816.32
5. Step 5: Solve for x
   x = 194,433,184,816.32/698,046.81
6. Step 6: Final answer
   x = 278,538.89