Finding the Fourth Proportional to 208,429.33, 287,632.73 and 112,935.95

Step by Step Solution

1. Step 1: Write the proportion equation
   208,429.33 : 287,632.73 = 112,935.95 : x
2. Step 2: Convert to fraction form
   208,429.33/287,632.73 = 112,935.95/x
3. Step 3: Cross multiply
   208,429.33x = 287,632.73 × 112,935.95
4. Step 4: Simplify right side
   208,429.33x = 32,484,075,613.64
5. Step 5: Solve for x
   x = 32,484,075,613.64/208,429.33
6. Step 6: Final answer
   x = 155,851.75