Finding the Fourth Proportional to 91,068.84, 136,619.71 and 41,172.44

Step by Step Solution

1. Step 1: Write the proportion equation
   91,068.84 : 136,619.71 = 41,172.44 : x
2. Step 2: Convert to fraction form
   91,068.84/136,619.71 = 41,172.44/x
3. Step 3: Cross multiply
   91,068.84x = 136,619.71 × 41,172.44
4. Step 4: Simplify right side
   91,068.84x = 5,624,966,026.76
5. Step 5: Solve for x
   x = 5,624,966,026.76/91,068.84
6. Step 6: Final answer
   x = 61,766.09