Finding the Fourth Proportional to 59,930,869.48, 89,899,400.64 and 18,994,658.15

Step by Step Solution

1. Step 1: Write the proportion equation
   59,930,869.48 : 89,899,400.64 = 18,994,658.15 : x
2. Step 2: Convert to fraction form
   59,930,869.48/89,899,400.64 = 18,994,658.15/x
3. Step 3: Cross multiply
   59,930,869.48x = 89,899,400.64 × 18,994,658.15
4. Step 4: Simplify right side
   59,930,869.48x = 1,707,608,383,342,669.50
5. Step 5: Solve for x
   x = 1,707,608,383,342,669.50/59,930,869.48
6. Step 6: Final answer
   x = 28,492,968.62