Finding the Fourth Proportional to 165,949,760.84, 229,004,667.86 and 91,608,725.80

Step by Step Solution

1. Step 1: Write the proportion equation
   165,949,760.84 : 229,004,667.86 = 91,608,725.80 : x
2. Step 2: Convert to fraction form
   165,949,760.84/229,004,667.86 = 91,608,725.80/x
3. Step 3: Cross multiply
   165,949,760.84x = 229,004,667.86 × 91,608,725.80
4. Step 4: Simplify right side
   165,949,760.84x = 20,978,825,824,906,812
5. Step 5: Solve for x
   x = 20,978,825,824,906,812/165,949,760.84
6. Step 6: Final answer
   x = 126,416,728.28