Finding the Fourth Proportional to 30,385.95, 45,598.91 and 10,663.98

Step by Step Solution

1. Step 1: Write the proportion equation
   30,385.95 : 45,598.91 = 10,663.98 : x
2. Step 2: Convert to fraction form
   30,385.95/45,598.91 = 10,663.98/x
3. Step 3: Cross multiply
   30,385.95x = 45,598.91 × 10,663.98
4. Step 4: Simplify right side
   30,385.95x = 486,265,810.94
5. Step 5: Solve for x
   x = 486,265,810.94/30,385.95
6. Step 6: Final answer
   x = 16,002.98