Finding the Fourth Proportional to 111,294, 153,585.72 and 60,993

Step by Step Solution

1. Step 1: Write the proportion equation
   111,294 : 153,585.72 = 60,993 : x
2. Step 2: Convert to fraction form
   111,294/153,585.72 = 60,993/x
3. Step 3: Cross multiply
   111,294x = 153,585.72 × 60,993
4. Step 4: Simplify right side
   111,294x = 9,367,653,819.96
5. Step 5: Solve for x
   x = 9,367,653,819.96/111,294
6. Step 6: Final answer
   x = 84,170.34