Finding the Fourth Proportional to 91,026.71, 136,555.71 and 27,845.32

Step by Step Solution

1. Step 1: Write the proportion equation
   91,026.71 : 136,555.71 = 27,845.32 : x
2. Step 2: Convert to fraction form
   91,026.71/136,555.71 = 27,845.32/x
3. Step 3: Cross multiply
   91,026.71x = 136,555.71 × 27,845.32
4. Step 4: Simplify right side
   91,026.71x = 3,802,436,620.77
5. Step 5: Solve for x
   x = 3,802,436,620.77/91,026.71
6. Step 6: Final answer
   x = 41,772.76