Finding the Fourth Proportional to 269,014,411.91, 402,047,704.43 and 196,384,141.91

Step by Step Solution

1. Step 1: Write the proportion equation
   269,014,411.91 : 402,047,704.43 = 196,384,141.91 : x
2. Step 2: Convert to fraction form
   269,014,411.91/402,047,704.43 = 196,384,141.91/x
3. Step 3: Cross multiply
   269,014,411.91x = 402,047,704.43 × 196,384,141.91
4. Step 4: Simplify right side
   269,014,411.91x = 78,955,793,441,370,848
5. Step 5: Solve for x
   x = 78,955,793,441,370,848/269,014,411.91
6. Step 6: Final answer
   x = 293,500,236.22