Finding the Fourth Proportional to 111,001.58, 153,179.06 and 60,699.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,001.58 : 153,179.06 = 60,699.50 : x
2. Step 2: Convert to fraction form
   111,001.58/153,179.06 = 60,699.50/x
3. Step 3: Cross multiply
   111,001.58x = 153,179.06 × 60,699.50
4. Step 4: Simplify right side
   111,001.58x = 9,297,892,352.47
5. Step 5: Solve for x
   x = 9,297,892,352.47/111,001.58
6. Step 6: Final answer
   x = 83,763.60