Finding the Fourth Proportional to 111,602.99, 167,262.12 and 52,308.02

Step by Step Solution

1. Step 1: Write the proportion equation
   111,602.99 : 167,262.12 = 52,308.02 : x
2. Step 2: Convert to fraction form
   111,602.99/167,262.12 = 52,308.02/x
3. Step 3: Cross multiply
   111,602.99x = 167,262.12 × 52,308.02
4. Step 4: Simplify right side
   111,602.99x = 8,749,149,481.89
5. Step 5: Solve for x
   x = 8,749,149,481.89/111,602.99
6. Step 6: Final answer
   x = 78,395.30