Finding the Fourth Proportional to 99,263.89, 148,899.33 and 31,797.98

Step by Step Solution

1. Step 1: Write the proportion equation
   99,263.89 : 148,899.33 = 31,797.98 : x
2. Step 2: Convert to fraction form
   99,263.89/148,899.33 = 31,797.98/x
3. Step 3: Cross multiply
   99,263.89x = 148,899.33 × 31,797.98
4. Step 4: Simplify right side
   99,263.89x = 4,734,697,172.86
5. Step 5: Solve for x
   x = 4,734,697,172.86/99,263.89
6. Step 6: Final answer
   x = 47,698.08