Finding the Fourth Proportional to 30,505,856.91, 42,087,840.23 and 17,273,225.69

Step by Step Solution

1. Step 1: Write the proportion equation
   30,505,856.91 : 42,087,840.23 = 17,273,225.69 : x
2. Step 2: Convert to fraction form
   30,505,856.91/42,087,840.23 = 17,273,225.69/x
3. Step 3: Cross multiply
   30,505,856.91x = 42,087,840.23 × 17,273,225.69
4. Step 4: Simplify right side
   30,505,856.91x = 726,992,763,097,451.50
5. Step 5: Solve for x
   x = 726,992,763,097,451.50/30,505,856.91
6. Step 6: Final answer
   x = 23,831,251.99