Finding the Fourth Proportional to 156,629.82, 216,050.82 and 92,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,629.82 : 216,050.82 = 92,922.50 : x
2. Step 2: Convert to fraction form
   156,629.82/216,050.82 = 92,922.50/x
3. Step 3: Cross multiply
   156,629.82x = 216,050.82 × 92,922.50
4. Step 4: Simplify right side
   156,629.82x = 20,075,982,321.45
5. Step 5: Solve for x
   x = 20,075,982,321.45/156,629.82
6. Step 6: Final answer
   x = 128,174.71