Finding the Fourth Proportional to 92,594.21, 139,075.83 and 87,371.82

Step by Step Solution

1. Step 1: Write the proportion equation
   92,594.21 : 139,075.83 = 87,371.82 : x
2. Step 2: Convert to fraction form
   92,594.21/139,075.83 = 87,371.82/x
3. Step 3: Cross multiply
   92,594.21x = 139,075.83 × 87,371.82
4. Step 4: Simplify right side
   92,594.21x = 12,151,308,385.11
5. Step 5: Solve for x
   x = 12,151,308,385.11/92,594.21
6. Step 6: Final answer
   x = 131,231.85