Finding the Fourth Proportional to 99,433.82, 149,131.29 and 37,091.90

Step by Step Solution

1. Step 1: Write the proportion equation
   99,433.82 : 149,131.29 = 37,091.90 : x
2. Step 2: Convert to fraction form
   99,433.82/149,131.29 = 37,091.90/x
3. Step 3: Cross multiply
   99,433.82x = 149,131.29 × 37,091.90
4. Step 4: Simplify right side
   99,433.82x = 5,531,562,895.55
5. Step 5: Solve for x
   x = 5,531,562,895.55/99,433.82
6. Step 6: Final answer
   x = 55,630.60