Finding the Fourth Proportional to 59,639,756.34, 89,469,101.79 and 19,240,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,639,756.34 : 89,469,101.79 = 19,240,792.50 : x
2. Step 2: Convert to fraction form
   59,639,756.34/89,469,101.79 = 19,240,792.50/x
3. Step 3: Cross multiply
   59,639,756.34x = 89,469,101.79 × 19,240,792.50
4. Step 4: Simplify right side
   59,639,756.34x = 1,721,456,422,702,768.75
5. Step 5: Solve for x
   x = 1,721,456,422,702,768.75/59,639,756.34
6. Step 6: Final answer
   x = 28,864,243.05