Finding the Fourth Proportional to 99,417.94, 149,126.89 and 36,242.80

Step by Step Solution

1. Step 1: Write the proportion equation
   99,417.94 : 149,126.89 = 36,242.80 : x
2. Step 2: Convert to fraction form
   99,417.94/149,126.89 = 36,242.80/x
3. Step 3: Cross multiply
   99,417.94x = 149,126.89 × 36,242.80
4. Step 4: Simplify right side
   99,417.94x = 5,404,776,048.89
5. Step 5: Solve for x
   x = 5,404,776,048.89/99,417.94
6. Step 6: Final answer
   x = 54,364.19