Finding the Fourth Proportional to 340,113,871.32, 469,355,991.41 and 191,434,906.27

Step by Step Solution

1. Step 1: Write the proportion equation
   340,113,871.32 : 469,355,991.41 = 191,434,906.27 : x
2. Step 2: Convert to fraction form
   340,113,871.32/469,355,991.41 = 191,434,906.27/x
3. Step 3: Cross multiply
   340,113,871.32x = 469,355,991.41 × 191,434,906.27
4. Step 4: Simplify right side
   340,113,871.32x = 89,851,120,223,901,568
5. Step 5: Solve for x
   x = 89,851,120,223,901,568/340,113,871.32
6. Step 6: Final answer
   x = 264,179,522.81