Finding the Fourth Proportional to 112,041.29, 168,111.59 and 58,720.59

Step by Step Solution

1. Step 1: Write the proportion equation
   112,041.29 : 168,111.59 = 58,720.59 : x
2. Step 2: Convert to fraction form
   112,041.29/168,111.59 = 58,720.59/x
3. Step 3: Cross multiply
   112,041.29x = 168,111.59 × 58,720.59
4. Step 4: Simplify right side
   112,041.29x = 9,871,611,750.64
5. Step 5: Solve for x
   x = 9,871,611,750.64/112,041.29
6. Step 6: Final answer
   x = 88,106.91