Finding the Fourth Proportional to 269,699,788.86, 372,186,355.59 and 145,941,793.98

Step by Step Solution

1. Step 1: Write the proportion equation
   269,699,788.86 : 372,186,355.59 = 145,941,793.98 : x
2. Step 2: Convert to fraction form
   269,699,788.86/372,186,355.59 = 145,941,793.98/x
3. Step 3: Cross multiply
   269,699,788.86x = 372,186,355.59 × 145,941,793.98
4. Step 4: Simplify right side
   269,699,788.86x = 54,317,544,429,682,792
5. Step 5: Solve for x
   x = 54,317,544,429,682,792/269,699,788.86
6. Step 6: Final answer
   x = 201,400,025.78