Finding the Fourth Proportional to 43,105,725.97, 64,667,106.71 and 15,812,272.15

Step by Step Solution

1. Step 1: Write the proportion equation
   43,105,725.97 : 64,667,106.71 = 15,812,272.15 : x
2. Step 2: Convert to fraction form
   43,105,725.97/64,667,106.71 = 15,812,272.15/x
3. Step 3: Cross multiply
   43,105,725.97x = 64,667,106.71 × 15,812,272.15
4. Step 4: Simplify right side
   43,105,725.97x = 1,022,533,890,491,141.75
5. Step 5: Solve for x
   x = 1,022,533,890,491,141.75/43,105,725.97
6. Step 6: Final answer
   x = 23,721,532.75