Finding the Fourth Proportional to 17,839,624.05, 25,025,862.15 and 17,839,624.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,839,624.05 : 25,025,862.15 = 17,839,624.05 : x
2. Step 2: Convert to fraction form
   17,839,624.05/25,025,862.15 = 17,839,624.05/x
3. Step 3: Cross multiply
   17,839,624.05x = 25,025,862.15 × 17,839,624.05
4. Step 4: Simplify right side
   17,839,624.05x = 446,451,972,283,124.69
5. Step 5: Solve for x
   x = 446,451,972,283,124.69/17,839,624.05
6. Step 6: Final answer
   x = 25,025,862.15