Finding the Fourth Proportional to 112,387.88, 168,606.12 and 59,789.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,387.88 : 168,606.12 = 59,789.72 : x
2. Step 2: Convert to fraction form
   112,387.88/168,606.12 = 59,789.72/x
3. Step 3: Cross multiply
   112,387.88x = 168,606.12 × 59,789.72
4. Step 4: Simplify right side
   112,387.88x = 10,080,912,705.09
5. Step 5: Solve for x
   x = 10,080,912,705.09/112,387.88
6. Step 6: Final answer
   x = 89,697.51