Finding the Fourth Proportional to 99,417.98, 149,110.87 and 31,946.83

Step by Step Solution

1. Step 1: Write the proportion equation
   99,417.98 : 149,110.87 = 31,946.83 : x
2. Step 2: Convert to fraction form
   99,417.98/149,110.87 = 31,946.83/x
3. Step 3: Cross multiply
   99,417.98x = 149,110.87 × 31,946.83
4. Step 4: Simplify right side
   99,417.98x = 4,763,619,615.04
5. Step 5: Solve for x
   x = 4,763,619,615.04/99,417.98
6. Step 6: Final answer
   x = 47,915.07