Finding the Fourth Proportional to 269,780,003.42, 372,297,525.73 and 146,020,680.54

Step by Step Solution

1. Step 1: Write the proportion equation
   269,780,003.42 : 372,297,525.73 = 146,020,680.54 : x
2. Step 2: Convert to fraction form
   269,780,003.42/372,297,525.73 = 146,020,680.54/x
3. Step 3: Cross multiply
   269,780,003.42x = 372,297,525.73 × 146,020,680.54
4. Step 4: Simplify right side
   269,780,003.42x = 54,363,138,071,969,056
5. Step 5: Solve for x
   x = 54,363,138,071,969,056/269,780,003.42
6. Step 6: Final answer
   x = 201,509,145.91