Finding the Fourth Proportional to 113,335.84, 156,393.82 and 65,592.15

Step by Step Solution

1. Step 1: Write the proportion equation
   113,335.84 : 156,393.82 = 65,592.15 : x
2. Step 2: Convert to fraction form
   113,335.84/156,393.82 = 65,592.15/x
3. Step 3: Cross multiply
   113,335.84x = 156,393.82 × 65,592.15
4. Step 4: Simplify right side
   113,335.84x = 10,258,206,900.51
5. Step 5: Solve for x
   x = 10,258,206,900.51/113,335.84
6. Step 6: Final answer
   x = 90,511.59