Finding the Fourth Proportional to 208,523.34, 287,762.55 and 113,029.98

Step by Step Solution

1. Step 1: Write the proportion equation
   208,523.34 : 287,762.55 = 113,029.98 : x
2. Step 2: Convert to fraction form
   208,523.34/287,762.55 = 113,029.98/x
3. Step 3: Cross multiply
   208,523.34x = 287,762.55 × 113,029.98
4. Step 4: Simplify right side
   208,523.34x = 32,525,795,271.25
5. Step 5: Solve for x
   x = 32,525,795,271.25/208,523.34
6. Step 6: Final answer
   x = 155,981.56